更新: 331 个文件 - 2026-04-02 03:15:10

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2026-04-02 03:15:10 -07:00
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修改 331 个文件,包含 19099 行新增2411 行删除

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@@ -12,7 +12,7 @@
- 已实证(synthetic): `0`
- 阻塞数: `0`
- 待人工/缺浏览器证据: `2`
- 最近渲染时间: `2026-04-01T09:21:04+00:00`
- 最近渲染时间: `2026-04-02T09:18:51+00:00`
## 目标约束

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@@ -12,7 +12,7 @@
- 已实证(synthetic): `0`
- 阻塞数: `0`
- 待人工/缺浏览器证据: `13`
- 最近渲染时间: `2026-04-01T09:21:04+00:00`
- 最近渲染时间: `2026-04-02T09:18:51+00:00`
## 目标约束

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@@ -12,7 +12,7 @@
- 已实证(synthetic): `0`
- 阻塞数: `0`
- 待人工/缺浏览器证据: `56`
- 最近渲染时间: `2026-04-01T09:21:04+00:00`
- 最近渲染时间: `2026-04-02T09:18:51+00:00`
## 目标约束

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@@ -12,7 +12,7 @@
- 已实证(synthetic): `0`
- 阻塞数: `0`
- 待人工/缺浏览器证据: `60`
- 最近渲染时间: `2026-04-01T09:21:04+00:00`
- 最近渲染时间: `2026-04-02T09:18:51+00:00`
## 目标约束

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@@ -12,7 +12,7 @@
- 已实证(synthetic): `0`
- 阻塞数: `0`
- 待人工/缺浏览器证据: `60`
- 最近渲染时间: `2026-04-01T09:21:04+00:00`
- 最近渲染时间: `2026-04-02T09:18:51+00:00`
## 目标约束

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@@ -12,7 +12,7 @@
- 已实证(synthetic): `0`
- 阻塞数: `0`
- 待人工/缺浏览器证据: `47`
- 最近渲染时间: `2026-04-01T09:21:04+00:00`
- 最近渲染时间: `2026-04-02T09:18:51+00:00`
## 目标约束

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@@ -5,14 +5,14 @@
- 系统 ID: `mattermost`
- 分类: `platforms`
- 覆盖策略: `rolling-24m`
- 总案例数: `36`
- 近 30 天新增/更新: `24`
- 重点 Markdown 案例数: `36`
- 总案例数: `40`
- 近 30 天新增/更新: `28`
- 重点 Markdown 案例数: `40`
- 已实证(真实版本): `0`
- 已实证(synthetic): `0`
- 阻塞数: `0`
- 待人工/缺浏览器证据: `36`
- 最近渲染时间: `2026-04-01T09:21:04+00:00`
- 待人工/缺浏览器证据: `40`
- 最近渲染时间: `2026-04-02T09:18:51+00:00`
## 目标约束
@@ -69,3 +69,7 @@
| MMSA-2026-00578 | `medium` | `generated` | `triage-manual` | `synthetic` | `official` | `2026-02-23` | [link](/Users/x/websafe/07-framework-security/platforms/mattermost/cases/mattermost-mmsa-2026-00578.md) |
| MMSA-2026-00590 | `medium` | `generated` | `triage-manual` | `synthetic` | `official` | `2026-02-23` | [link](/Users/x/websafe/07-framework-security/platforms/mattermost/cases/mattermost-mmsa-2026-00590.md) |
| MMSA-2026-00595 | `medium` | `generated` | `triage-manual` | `synthetic` | `official` | `2026-02-23` | [link](/Users/x/websafe/07-framework-security/platforms/mattermost/cases/mattermost-mmsa-2026-00595.md) |
| Mattermost fails to properly validate team membership when processing channel mentions | `low` | `generated` | `triage-manual` | `synthetic` | `ecosystem-authority` | `2026-04-01T17:34:52.830031Z` | [link](/Users/x/websafe/07-framework-security/platforms/mattermost/cases/mattermost-cve-2025-14350.md) |
| Mattermost fails to enforce invite permissions when updating team settings | `low` | `generated` | `triage-manual` | `synthetic` | `ecosystem-authority` | `2026-04-01T17:35:38.201280Z` | [link](/Users/x/websafe/07-framework-security/platforms/mattermost/cases/mattermost-cve-2025-14573.md) |
| Mattermost fails to sanitize sensitive data in WebSocket messages | `low` | `generated` | `triage-manual` | `synthetic` | `ecosystem-authority` | `2026-04-01T17:35:09.396122Z` | [link](/Users/x/websafe/07-framework-security/platforms/mattermost/cases/mattermost-cve-2025-13821.md) |
| Mattermost fails to properly validate login method restrictions | `low` | `generated` | `triage-manual` | `synthetic` | `ecosystem-authority` | `2026-04-01T17:34:48.742132Z` | [link](/Users/x/websafe/07-framework-security/platforms/mattermost/cases/mattermost-cve-2026-0999.md) |

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@@ -0,0 +1,169 @@
---
title: "Mattermost fails to sanitize sensitive data in WebSocket messages"
system_id: "mattermost"
category: "platforms"
advisory_mode: "core"
published_date: "2026-02-16T12:30:25Z"
updated_date: "2026-04-01T17:35:09.396122Z"
severity: "low"
exploit_status: "unknown"
source_confidence: "ecosystem-authority"
verification_status: "triage-manual"
verification_mode: "synthetic"
artifact_mode: "synthetic"
last_run_id: ""
target_types:
- "lab-local"
- "lab-public"
- "authorized-third-party"
allow_public_validation: "yes, with ownership or explicit authorization"
authorization_prerequisite: "asset ownership proof or explicit written authorization"
minimal_validation: "read-only probe, controlled payload, reversible test"
aliases:
- "CVE-2025-13821"
- "GO-2026-4524"
- "GHSA-pp9j-pf5c-659x"
affected_versions:
- "introduced=0, fixed<8.0.0-20251210191531-cd17b61de41b"
- "introduced=11.1.0"
- "introduced=10.11.0"
- "introduced=11.2.0"
- "introduced=0, fixed<5.3.2-0.20251210191531-cd17b61de41b"
fixed_versions:
- "8.0.0-20251210191531-cd17b61de41b"
- "5.3.2-0.20251210191531-cd17b61de41b"
entity_refs:
- "mattermost:system:root-system"
- "mattermost--repo--github-com-mattermost-mattermost-server:repo:affected-component"
secure_code_topics:
- "authz-server-side-recheck"
- "xss-output-encoding"
- "token-cookie-storage"
- "dependency-upgrade-policy"
primary_source: "https://nvd.nist.gov/vuln/detail/CVE-2025-13821"
---
# Mattermost fails to sanitize sensitive data in WebSocket messages
## 本地实证状态
- 实证状态: `triage-manual`
- 实证方式: `synthetic`
- Artifact 模式: `synthetic`
- 最近运行: `-`
- 浏览器证据: `missing`
- Run Bundle: `-`
## 事件层
- Canonical ID: `mattermost--CVE-2025-13821`
- 系统: `mattermost`
- 严重度: `low`
- 来源置信度: `ecosystem-authority`
- 官方主源: https://nvd.nist.gov/vuln/detail/CVE-2025-13821
- 影响版本: `introduced=0, fixed<8.0.0-20251210191531-cd17b61de41b, introduced=11.1.0, introduced=10.11.0, introduced=11.2.0, introduced=0, fixed<5.3.2-0.20251210191531-cd17b61de41b`
- 修复版本: `8.0.0-20251210191531-cd17b61de41b, 5.3.2-0.20251210191531-cd17b61de41b`
## 对象与版本映射
- Advisory Scope: `repo`
- 影响对象: `mattermost / mattermost-server`
- Entity Refs: `mattermost, mattermost--repo--github-com-mattermost-mattermost-server`
- 版本置信度: `high`
- 版本缺口: `-`
- 版本证据源: `https://nvd.nist.gov/vuln/detail/CVE-2025-13821, https://github.com/mattermost/mattermost/commit/cd17b61de41bf0a49b524bb91ce0bbe859e5a100, https://github.com/mattermost/mattermost, https://mattermost.com/security-updates`
## 受控验证流程
- Workflow ID: `mattermost--CVE-2025-13821--workflow`
- 漏洞家族: `unknown`
- 入口面: `repo-surface`
- 需要角色: `unknown`
- 触发向量: 对 `unknown` 家族入口投递最小化、可审计、可回滚的受控输入,比较修复前后差异。
- 请求/页面入口: `/repo`
- 输入形态: 提交最小化、可审计、可回滚的受控输入。
- 预期不安全行为: 目标表现出超出设计边界的行为。
## 其他来源
- https://github.com/mattermost/mattermost/commit/cd17b61de41bf0a49b524bb91ce0bbe859e5a100
- https://github.com/mattermost/mattermost
- https://mattermost.com/security-updates
## 证据点与补丁验证
### 服务端证据点
- 应用日志中的命中路径、鉴权决策和异常栈
- 反向代理或边界层日志中的请求头、来源 IP 与路由决策
### 浏览器证据点
- 基线截图与攻击后截图的 DOM/视觉差异
- console、network 与 response metadata 中的异常信号
### 数据库/文件系统证据点
- 数据库中新增/越权读取的测试数据
- 文件系统中新增上传样本、缓存条目或越权读取痕迹
### 检测信号
- WAF / reverse proxy 异常日志、访问日志和告警
- 应用审计日志中的权限错误、重定向异常、模板渲染或上传落盘事件
### 补丁验证步骤
- 确认目标版本从 `introduced=0, fixed<8.0.0-20251210191531-cd17b61de41b, introduced=11.1.0, introduced=10.11.0` 升级或回移到 `8.0.0-20251210191531-cd17b61de41b`
- 保留同一组受控输入,在修复前后分别执行并比对响应、日志与浏览器证据。
- 确认修复后仅保留预期业务行为,不再触发越权、回显、异常渲染或错误请求。
- 补充 `unknown` 族自动化回归,避免同类路径在插件、主题或代理链中回归。
### 实验安全备注
- 只使用回环地址、哨兵目标、无害样本或可回滚测试数据。
- 禁止造成持久破坏、越权下载真实数据或不可回滚 side effect。
- 如需浏览器证据,保留 baseline / proof 两份快照以及 console / network 记录。
## 实验层
- 仅用于自有资产、测试环境或已明确授权目标。
- 允许公网可达目标,但必须满足资产归属或明确授权前提。
- 最小化验证方式: 最小化验证、只读探测、可审计回显、受控注入。
- 若该案例涉及插件、模块或扩展,应同时检查供应链与升级策略。
- 禁止场景: 无归属证明或无明确授权的公网目标;知名公共网站或与测试无关的第三方资产;会造成持久破坏、数据越权下载或不可回滚影响的动作
## 修复示例
- [javascript-typescript:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/javascript-typescript/authz-server-side-recheck.md)
- [nodejs:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/nodejs/authz-server-side-recheck.md)
- [java:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/java/authz-server-side-recheck.md)
- [php:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/php/authz-server-side-recheck.md)
- [python:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/python/authz-server-side-recheck.md)
- [ruby:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/ruby/authz-server-side-recheck.md)
- [csharp:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/csharp/authz-server-side-recheck.md)
- [go:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/go/authz-server-side-recheck.md)
- [javascript-typescript:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/javascript-typescript/xss-output-encoding.md)
- [nodejs:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/nodejs/xss-output-encoding.md)
- [java:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/java/xss-output-encoding.md)
- [php:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/php/xss-output-encoding.md)
- [python:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/python/xss-output-encoding.md)
- [ruby:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/ruby/xss-output-encoding.md)
- [csharp:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/csharp/xss-output-encoding.md)
- [go:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/go/xss-output-encoding.md)
- [javascript-typescript:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/javascript-typescript/token-cookie-storage.md)
- [nodejs:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/nodejs/token-cookie-storage.md)
- [java:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/java/token-cookie-storage.md)
- [php:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/php/token-cookie-storage.md)
- [python:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/python/token-cookie-storage.md)
- [ruby:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/ruby/token-cookie-storage.md)
- [csharp:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/csharp/token-cookie-storage.md)
- [go:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/go/token-cookie-storage.md)
- [javascript-typescript:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/javascript-typescript/dependency-upgrade-policy.md)
- [nodejs:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/nodejs/dependency-upgrade-policy.md)
- [java:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/java/dependency-upgrade-policy.md)
- [php:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/php/dependency-upgrade-policy.md)
- [python:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/python/dependency-upgrade-policy.md)
- [ruby:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/ruby/dependency-upgrade-policy.md)
- [csharp:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/csharp/dependency-upgrade-policy.md)
- [go:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/go/dependency-upgrade-policy.md)

查看文件

@@ -0,0 +1,169 @@
---
title: "Mattermost fails to properly validate team membership when processing channel mentions"
system_id: "mattermost"
category: "platforms"
advisory_mode: "core"
published_date: "2026-02-16T15:32:47Z"
updated_date: "2026-04-01T17:34:52.830031Z"
severity: "low"
exploit_status: "unknown"
source_confidence: "ecosystem-authority"
verification_status: "triage-manual"
verification_mode: "synthetic"
artifact_mode: "synthetic"
last_run_id: ""
target_types:
- "lab-local"
- "lab-public"
- "authorized-third-party"
allow_public_validation: "yes, with ownership or explicit authorization"
authorization_prerequisite: "asset ownership proof or explicit written authorization"
minimal_validation: "read-only probe, controlled payload, reversible test"
aliases:
- "CVE-2025-14350"
- "GO-2026-4521"
- "GHSA-57cc-2pf4-mhmx"
affected_versions:
- "introduced=0, fixed<8.0.0-20251209134645-761e56bb11cc"
- "introduced=11.1.0"
- "introduced=10.11.0"
- "introduced=11.2.0"
- "introduced=0, fixed<5.3.2-0.20251209134645-761e56bb11cc"
fixed_versions:
- "8.0.0-20251209134645-761e56bb11cc"
- "5.3.2-0.20251209134645-761e56bb11cc"
entity_refs:
- "mattermost:system:root-system"
- "mattermost--repo--github-com-mattermost-mattermost-server:repo:affected-component"
secure_code_topics:
- "authz-server-side-recheck"
- "xss-output-encoding"
- "token-cookie-storage"
- "dependency-upgrade-policy"
primary_source: "https://nvd.nist.gov/vuln/detail/CVE-2025-14350"
---
# Mattermost fails to properly validate team membership when processing channel mentions
## 本地实证状态
- 实证状态: `triage-manual`
- 实证方式: `synthetic`
- Artifact 模式: `synthetic`
- 最近运行: `-`
- 浏览器证据: `missing`
- Run Bundle: `-`
## 事件层
- Canonical ID: `mattermost--CVE-2025-14350`
- 系统: `mattermost`
- 严重度: `low`
- 来源置信度: `ecosystem-authority`
- 官方主源: https://nvd.nist.gov/vuln/detail/CVE-2025-14350
- 影响版本: `introduced=0, fixed<8.0.0-20251209134645-761e56bb11cc, introduced=11.1.0, introduced=10.11.0, introduced=11.2.0, introduced=0, fixed<5.3.2-0.20251209134645-761e56bb11cc`
- 修复版本: `8.0.0-20251209134645-761e56bb11cc, 5.3.2-0.20251209134645-761e56bb11cc`
## 对象与版本映射
- Advisory Scope: `repo`
- 影响对象: `mattermost / mattermost-server`
- Entity Refs: `mattermost, mattermost--repo--github-com-mattermost-mattermost-server`
- 版本置信度: `high`
- 版本缺口: `-`
- 版本证据源: `https://nvd.nist.gov/vuln/detail/CVE-2025-14350, https://github.com/mattermost/mattermost/commit/761e56bb11ccb751ddbe4bab5898ccc2b384fd82, https://github.com/mattermost/mattermost, https://mattermost.com/security-updates`
## 受控验证流程
- Workflow ID: `mattermost--CVE-2025-14350--workflow`
- 漏洞家族: `unknown`
- 入口面: `repo-surface`
- 需要角色: `unknown`
- 触发向量: 对 `unknown` 家族入口投递最小化、可审计、可回滚的受控输入,比较修复前后差异。
- 请求/页面入口: `/repo`
- 输入形态: 提交最小化、可审计、可回滚的受控输入。
- 预期不安全行为: 目标表现出超出设计边界的行为。
## 其他来源
- https://github.com/mattermost/mattermost/commit/761e56bb11ccb751ddbe4bab5898ccc2b384fd82
- https://github.com/mattermost/mattermost
- https://mattermost.com/security-updates
## 证据点与补丁验证
### 服务端证据点
- 应用日志中的命中路径、鉴权决策和异常栈
- 反向代理或边界层日志中的请求头、来源 IP 与路由决策
### 浏览器证据点
- 基线截图与攻击后截图的 DOM/视觉差异
- console、network 与 response metadata 中的异常信号
### 数据库/文件系统证据点
- 数据库中新增/越权读取的测试数据
- 文件系统中新增上传样本、缓存条目或越权读取痕迹
### 检测信号
- WAF / reverse proxy 异常日志、访问日志和告警
- 应用审计日志中的权限错误、重定向异常、模板渲染或上传落盘事件
### 补丁验证步骤
- 确认目标版本从 `introduced=0, fixed<8.0.0-20251209134645-761e56bb11cc, introduced=11.1.0, introduced=10.11.0` 升级或回移到 `8.0.0-20251209134645-761e56bb11cc`
- 保留同一组受控输入,在修复前后分别执行并比对响应、日志与浏览器证据。
- 确认修复后仅保留预期业务行为,不再触发越权、回显、异常渲染或错误请求。
- 补充 `unknown` 族自动化回归,避免同类路径在插件、主题或代理链中回归。
### 实验安全备注
- 只使用回环地址、哨兵目标、无害样本或可回滚测试数据。
- 禁止造成持久破坏、越权下载真实数据或不可回滚 side effect。
- 如需浏览器证据,保留 baseline / proof 两份快照以及 console / network 记录。
## 实验层
- 仅用于自有资产、测试环境或已明确授权目标。
- 允许公网可达目标,但必须满足资产归属或明确授权前提。
- 最小化验证方式: 最小化验证、只读探测、可审计回显、受控注入。
- 若该案例涉及插件、模块或扩展,应同时检查供应链与升级策略。
- 禁止场景: 无归属证明或无明确授权的公网目标;知名公共网站或与测试无关的第三方资产;会造成持久破坏、数据越权下载或不可回滚影响的动作
## 修复示例
- [javascript-typescript:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/javascript-typescript/authz-server-side-recheck.md)
- [nodejs:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/nodejs/authz-server-side-recheck.md)
- [java:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/java/authz-server-side-recheck.md)
- [php:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/php/authz-server-side-recheck.md)
- [python:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/python/authz-server-side-recheck.md)
- [ruby:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/ruby/authz-server-side-recheck.md)
- [csharp:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/csharp/authz-server-side-recheck.md)
- [go:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/go/authz-server-side-recheck.md)
- [javascript-typescript:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/javascript-typescript/xss-output-encoding.md)
- [nodejs:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/nodejs/xss-output-encoding.md)
- [java:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/java/xss-output-encoding.md)
- [php:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/php/xss-output-encoding.md)
- [python:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/python/xss-output-encoding.md)
- [ruby:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/ruby/xss-output-encoding.md)
- [csharp:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/csharp/xss-output-encoding.md)
- [go:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/go/xss-output-encoding.md)
- [javascript-typescript:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/javascript-typescript/token-cookie-storage.md)
- [nodejs:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/nodejs/token-cookie-storage.md)
- [java:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/java/token-cookie-storage.md)
- [php:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/php/token-cookie-storage.md)
- [python:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/python/token-cookie-storage.md)
- [ruby:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/ruby/token-cookie-storage.md)
- [csharp:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/csharp/token-cookie-storage.md)
- [go:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/go/token-cookie-storage.md)
- [javascript-typescript:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/javascript-typescript/dependency-upgrade-policy.md)
- [nodejs:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/nodejs/dependency-upgrade-policy.md)
- [java:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/java/dependency-upgrade-policy.md)
- [php:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/php/dependency-upgrade-policy.md)
- [python:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/python/dependency-upgrade-policy.md)
- [ruby:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/ruby/dependency-upgrade-policy.md)
- [csharp:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/csharp/dependency-upgrade-policy.md)
- [go:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/go/dependency-upgrade-policy.md)

查看文件

@@ -0,0 +1,169 @@
---
title: "Mattermost fails to enforce invite permissions when updating team settings"
system_id: "mattermost"
category: "platforms"
advisory_mode: "core"
published_date: "2026-02-16T15:32:47Z"
updated_date: "2026-04-01T17:35:38.201280Z"
severity: "low"
exploit_status: "unknown"
source_confidence: "ecosystem-authority"
verification_status: "triage-manual"
verification_mode: "synthetic"
artifact_mode: "synthetic"
last_run_id: ""
target_types:
- "lab-local"
- "lab-public"
- "authorized-third-party"
allow_public_validation: "yes, with ownership or explicit authorization"
authorization_prerequisite: "asset ownership proof or explicit written authorization"
minimal_validation: "read-only probe, controlled payload, reversible test"
aliases:
- "CVE-2025-14573"
- "GO-2026-4523"
- "GHSA-cgjg-p2m2-qm4p"
affected_versions:
- "introduced=0, fixed<8.0.0-20251215190648-6404ab29acc0"
- "introduced=11.1.0"
- "introduced=10.11.0"
- "introduced=11.2.0"
- "introduced=0, fixed<5.3.2-0.20251215190648-6404ab29acc0"
fixed_versions:
- "8.0.0-20251215190648-6404ab29acc0"
- "5.3.2-0.20251215190648-6404ab29acc0"
entity_refs:
- "mattermost:system:root-system"
- "mattermost--repo--github-com-mattermost-mattermost-server:repo:affected-component"
secure_code_topics:
- "authz-server-side-recheck"
- "xss-output-encoding"
- "token-cookie-storage"
- "dependency-upgrade-policy"
primary_source: "https://nvd.nist.gov/vuln/detail/CVE-2025-14573"
---
# Mattermost fails to enforce invite permissions when updating team settings
## 本地实证状态
- 实证状态: `triage-manual`
- 实证方式: `synthetic`
- Artifact 模式: `synthetic`
- 最近运行: `-`
- 浏览器证据: `missing`
- Run Bundle: `-`
## 事件层
- Canonical ID: `mattermost--CVE-2025-14573`
- 系统: `mattermost`
- 严重度: `low`
- 来源置信度: `ecosystem-authority`
- 官方主源: https://nvd.nist.gov/vuln/detail/CVE-2025-14573
- 影响版本: `introduced=0, fixed<8.0.0-20251215190648-6404ab29acc0, introduced=11.1.0, introduced=10.11.0, introduced=11.2.0, introduced=0, fixed<5.3.2-0.20251215190648-6404ab29acc0`
- 修复版本: `8.0.0-20251215190648-6404ab29acc0, 5.3.2-0.20251215190648-6404ab29acc0`
## 对象与版本映射
- Advisory Scope: `repo`
- 影响对象: `mattermost / mattermost-server`
- Entity Refs: `mattermost, mattermost--repo--github-com-mattermost-mattermost-server`
- 版本置信度: `high`
- 版本缺口: `-`
- 版本证据源: `https://nvd.nist.gov/vuln/detail/CVE-2025-14573, https://github.com/mattermost/mattermost/commit/6404ab29acc04901c5cb1cf5ad97fc3c0693e2cd, https://github.com/mattermost/mattermost, https://mattermost.com/security-updates`
## 受控验证流程
- Workflow ID: `mattermost--CVE-2025-14573--workflow`
- 漏洞家族: `unknown`
- 入口面: `repo-surface`
- 需要角色: `unknown`
- 触发向量: 对 `unknown` 家族入口投递最小化、可审计、可回滚的受控输入,比较修复前后差异。
- 请求/页面入口: `/repo`
- 输入形态: 提交最小化、可审计、可回滚的受控输入。
- 预期不安全行为: 目标表现出超出设计边界的行为。
## 其他来源
- https://github.com/mattermost/mattermost/commit/6404ab29acc04901c5cb1cf5ad97fc3c0693e2cd
- https://github.com/mattermost/mattermost
- https://mattermost.com/security-updates
## 证据点与补丁验证
### 服务端证据点
- 应用日志中的命中路径、鉴权决策和异常栈
- 反向代理或边界层日志中的请求头、来源 IP 与路由决策
### 浏览器证据点
- 基线截图与攻击后截图的 DOM/视觉差异
- console、network 与 response metadata 中的异常信号
### 数据库/文件系统证据点
- 数据库中新增/越权读取的测试数据
- 文件系统中新增上传样本、缓存条目或越权读取痕迹
### 检测信号
- WAF / reverse proxy 异常日志、访问日志和告警
- 应用审计日志中的权限错误、重定向异常、模板渲染或上传落盘事件
### 补丁验证步骤
- 确认目标版本从 `introduced=0, fixed<8.0.0-20251215190648-6404ab29acc0, introduced=11.1.0, introduced=10.11.0` 升级或回移到 `8.0.0-20251215190648-6404ab29acc0`
- 保留同一组受控输入,在修复前后分别执行并比对响应、日志与浏览器证据。
- 确认修复后仅保留预期业务行为,不再触发越权、回显、异常渲染或错误请求。
- 补充 `unknown` 族自动化回归,避免同类路径在插件、主题或代理链中回归。
### 实验安全备注
- 只使用回环地址、哨兵目标、无害样本或可回滚测试数据。
- 禁止造成持久破坏、越权下载真实数据或不可回滚 side effect。
- 如需浏览器证据,保留 baseline / proof 两份快照以及 console / network 记录。
## 实验层
- 仅用于自有资产、测试环境或已明确授权目标。
- 允许公网可达目标,但必须满足资产归属或明确授权前提。
- 最小化验证方式: 最小化验证、只读探测、可审计回显、受控注入。
- 若该案例涉及插件、模块或扩展,应同时检查供应链与升级策略。
- 禁止场景: 无归属证明或无明确授权的公网目标;知名公共网站或与测试无关的第三方资产;会造成持久破坏、数据越权下载或不可回滚影响的动作
## 修复示例
- [javascript-typescript:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/javascript-typescript/authz-server-side-recheck.md)
- [nodejs:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/nodejs/authz-server-side-recheck.md)
- [java:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/java/authz-server-side-recheck.md)
- [php:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/php/authz-server-side-recheck.md)
- [python:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/python/authz-server-side-recheck.md)
- [ruby:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/ruby/authz-server-side-recheck.md)
- [csharp:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/csharp/authz-server-side-recheck.md)
- [go:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/go/authz-server-side-recheck.md)
- [javascript-typescript:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/javascript-typescript/xss-output-encoding.md)
- [nodejs:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/nodejs/xss-output-encoding.md)
- [java:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/java/xss-output-encoding.md)
- [php:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/php/xss-output-encoding.md)
- [python:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/python/xss-output-encoding.md)
- [ruby:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/ruby/xss-output-encoding.md)
- [csharp:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/csharp/xss-output-encoding.md)
- [go:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/go/xss-output-encoding.md)
- [javascript-typescript:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/javascript-typescript/token-cookie-storage.md)
- [nodejs:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/nodejs/token-cookie-storage.md)
- [java:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/java/token-cookie-storage.md)
- [php:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/php/token-cookie-storage.md)
- [python:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/python/token-cookie-storage.md)
- [ruby:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/ruby/token-cookie-storage.md)
- [csharp:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/csharp/token-cookie-storage.md)
- [go:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/go/token-cookie-storage.md)
- [javascript-typescript:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/javascript-typescript/dependency-upgrade-policy.md)
- [nodejs:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/nodejs/dependency-upgrade-policy.md)
- [java:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/java/dependency-upgrade-policy.md)
- [php:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/php/dependency-upgrade-policy.md)
- [python:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/python/dependency-upgrade-policy.md)
- [ruby:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/ruby/dependency-upgrade-policy.md)
- [csharp:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/csharp/dependency-upgrade-policy.md)
- [go:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/go/dependency-upgrade-policy.md)

查看文件

@@ -0,0 +1,169 @@
---
title: "Mattermost fails to properly validate login method restrictions"
system_id: "mattermost"
category: "platforms"
advisory_mode: "core"
published_date: "2026-02-16T12:30:24Z"
updated_date: "2026-04-01T17:34:48.742132Z"
severity: "low"
exploit_status: "unknown"
source_confidence: "ecosystem-authority"
verification_status: "triage-manual"
verification_mode: "synthetic"
artifact_mode: "synthetic"
last_run_id: ""
target_types:
- "lab-local"
- "lab-public"
- "authorized-third-party"
allow_public_validation: "yes, with ownership or explicit authorization"
authorization_prerequisite: "asset ownership proof or explicit written authorization"
minimal_validation: "read-only probe, controlled payload, reversible test"
aliases:
- "CVE-2026-0999"
- "GO-2026-4520"
- "GHSA-3c9r-7f29-qp32"
affected_versions:
- "introduced=0, fixed<8.0.0-20251212052346-61651b0df7ea"
- "introduced=11.1.0"
- "introduced=10.11.0"
- "introduced=11.2.0"
- "introduced=0, fixed<5.3.2-0.20251212052346-61651b0df7ea"
fixed_versions:
- "8.0.0-20251212052346-61651b0df7ea"
- "5.3.2-0.20251212052346-61651b0df7ea"
entity_refs:
- "mattermost:system:root-system"
- "mattermost--repo--github-com-mattermost-mattermost-server:repo:affected-component"
secure_code_topics:
- "authz-server-side-recheck"
- "xss-output-encoding"
- "token-cookie-storage"
- "dependency-upgrade-policy"
primary_source: "https://nvd.nist.gov/vuln/detail/CVE-2026-0999"
---
# Mattermost fails to properly validate login method restrictions
## 本地实证状态
- 实证状态: `triage-manual`
- 实证方式: `synthetic`
- Artifact 模式: `synthetic`
- 最近运行: `-`
- 浏览器证据: `missing`
- Run Bundle: `-`
## 事件层
- Canonical ID: `mattermost--CVE-2026-0999`
- 系统: `mattermost`
- 严重度: `low`
- 来源置信度: `ecosystem-authority`
- 官方主源: https://nvd.nist.gov/vuln/detail/CVE-2026-0999
- 影响版本: `introduced=0, fixed<8.0.0-20251212052346-61651b0df7ea, introduced=11.1.0, introduced=10.11.0, introduced=11.2.0, introduced=0, fixed<5.3.2-0.20251212052346-61651b0df7ea`
- 修复版本: `8.0.0-20251212052346-61651b0df7ea, 5.3.2-0.20251212052346-61651b0df7ea`
## 对象与版本映射
- Advisory Scope: `repo`
- 影响对象: `mattermost / mattermost-server`
- Entity Refs: `mattermost, mattermost--repo--github-com-mattermost-mattermost-server`
- 版本置信度: `high`
- 版本缺口: `-`
- 版本证据源: `https://nvd.nist.gov/vuln/detail/CVE-2026-0999, https://github.com/mattermost/mattermost/commit/61651b0df7ea5db55d1e54f8d6fb5fce4149309c, https://github.com/mattermost/mattermost, https://mattermost.com/security-updates`
## 受控验证流程
- Workflow ID: `mattermost--CVE-2026-0999--workflow`
- 漏洞家族: `unknown`
- 入口面: `repo-surface`
- 需要角色: `unknown`
- 触发向量: 对 `unknown` 家族入口投递最小化、可审计、可回滚的受控输入,比较修复前后差异。
- 请求/页面入口: `/repo`
- 输入形态: 提交最小化、可审计、可回滚的受控输入。
- 预期不安全行为: 目标表现出超出设计边界的行为。
## 其他来源
- https://github.com/mattermost/mattermost/commit/61651b0df7ea5db55d1e54f8d6fb5fce4149309c
- https://github.com/mattermost/mattermost
- https://mattermost.com/security-updates
## 证据点与补丁验证
### 服务端证据点
- 应用日志中的命中路径、鉴权决策和异常栈
- 反向代理或边界层日志中的请求头、来源 IP 与路由决策
### 浏览器证据点
- 基线截图与攻击后截图的 DOM/视觉差异
- console、network 与 response metadata 中的异常信号
### 数据库/文件系统证据点
- 数据库中新增/越权读取的测试数据
- 文件系统中新增上传样本、缓存条目或越权读取痕迹
### 检测信号
- WAF / reverse proxy 异常日志、访问日志和告警
- 应用审计日志中的权限错误、重定向异常、模板渲染或上传落盘事件
### 补丁验证步骤
- 确认目标版本从 `introduced=0, fixed<8.0.0-20251212052346-61651b0df7ea, introduced=11.1.0, introduced=10.11.0` 升级或回移到 `8.0.0-20251212052346-61651b0df7ea`
- 保留同一组受控输入,在修复前后分别执行并比对响应、日志与浏览器证据。
- 确认修复后仅保留预期业务行为,不再触发越权、回显、异常渲染或错误请求。
- 补充 `unknown` 族自动化回归,避免同类路径在插件、主题或代理链中回归。
### 实验安全备注
- 只使用回环地址、哨兵目标、无害样本或可回滚测试数据。
- 禁止造成持久破坏、越权下载真实数据或不可回滚 side effect。
- 如需浏览器证据,保留 baseline / proof 两份快照以及 console / network 记录。
## 实验层
- 仅用于自有资产、测试环境或已明确授权目标。
- 允许公网可达目标,但必须满足资产归属或明确授权前提。
- 最小化验证方式: 最小化验证、只读探测、可审计回显、受控注入。
- 若该案例涉及插件、模块或扩展,应同时检查供应链与升级策略。
- 禁止场景: 无归属证明或无明确授权的公网目标;知名公共网站或与测试无关的第三方资产;会造成持久破坏、数据越权下载或不可回滚影响的动作
## 修复示例
- [javascript-typescript:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/javascript-typescript/authz-server-side-recheck.md)
- [nodejs:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/nodejs/authz-server-side-recheck.md)
- [java:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/java/authz-server-side-recheck.md)
- [php:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/php/authz-server-side-recheck.md)
- [python:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/python/authz-server-side-recheck.md)
- [ruby:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/ruby/authz-server-side-recheck.md)
- [csharp:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/csharp/authz-server-side-recheck.md)
- [go:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/go/authz-server-side-recheck.md)
- [javascript-typescript:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/javascript-typescript/xss-output-encoding.md)
- [nodejs:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/nodejs/xss-output-encoding.md)
- [java:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/java/xss-output-encoding.md)
- [php:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/php/xss-output-encoding.md)
- [python:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/python/xss-output-encoding.md)
- [ruby:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/ruby/xss-output-encoding.md)
- [csharp:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/csharp/xss-output-encoding.md)
- [go:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/go/xss-output-encoding.md)
- [javascript-typescript:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/javascript-typescript/token-cookie-storage.md)
- [nodejs:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/nodejs/token-cookie-storage.md)
- [java:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/java/token-cookie-storage.md)
- [php:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/php/token-cookie-storage.md)
- [python:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/python/token-cookie-storage.md)
- [ruby:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/ruby/token-cookie-storage.md)
- [csharp:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/csharp/token-cookie-storage.md)
- [go:token-cookie-storage](/Users/x/websafe/05-defense/secure-code/go/token-cookie-storage.md)
- [javascript-typescript:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/javascript-typescript/dependency-upgrade-policy.md)
- [nodejs:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/nodejs/dependency-upgrade-policy.md)
- [java:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/java/dependency-upgrade-policy.md)
- [php:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/php/dependency-upgrade-policy.md)
- [python:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/python/dependency-upgrade-policy.md)
- [ruby:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/ruby/dependency-upgrade-policy.md)
- [csharp:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/csharp/dependency-upgrade-policy.md)
- [go:dependency-upgrade-policy](/Users/x/websafe/05-defense/secure-code/go/dependency-upgrade-policy.md)

查看文件

@@ -12,7 +12,7 @@
- 已实证(synthetic): `0`
- 阻塞数: `0`
- 待人工/缺浏览器证据: `50`
- 最近渲染时间: `2026-04-01T09:21:04+00:00`
- 最近渲染时间: `2026-04-02T09:18:51+00:00`
## 目标约束

查看文件

@@ -12,7 +12,7 @@
- 已实证(synthetic): `0`
- 阻塞数: `0`
- 待人工/缺浏览器证据: `50`
- 最近渲染时间: `2026-04-01T09:21:04+00:00`
- 最近渲染时间: `2026-04-02T09:18:51+00:00`
## 目标约束