126 行
5.7 KiB
Markdown
126 行
5.7 KiB
Markdown
---
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title: "Laravel Framework XSS in Blade templating engine"
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system_id: "laravel"
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category: "frameworks"
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advisory_mode: "core"
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published_date: "2021-12-08T19:57:36Z"
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updated_date: "2026-03-13T22:01:16.767646Z"
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severity: "low"
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exploit_status: "unknown"
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source_confidence: "official"
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verification_status: "triage-manual"
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verification_mode: "synthetic"
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artifact_mode: "synthetic"
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last_run_id: ""
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target_types:
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- "lab-local"
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- "lab-public"
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- "authorized-third-party"
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allow_public_validation: "yes, with ownership or explicit authorization"
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authorization_prerequisite: "asset ownership proof or explicit written authorization"
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minimal_validation: "read-only probe, controlled payload, reversible test"
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aliases:
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- "CVE-2021-43808"
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- "GHSA-66hf-2p6w-jqfw"
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affected_versions:
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- "5.0.30"
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- "5.2.41"
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- "v4.0.0"
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- "v4.0.0-BETA2"
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- "v4.0.0-BETA3"
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- "v4.0.0-BETA4"
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- "v4.0.1"
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- "v4.0.10"
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- "v4.0.11"
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- "v4.0.2"
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- "v4.0.3"
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- "v4.0.4"
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- "v4.0.5"
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- "v4.0.6"
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- "v4.0.7"
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- "v4.0.8"
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- "v4.0.9"
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- "v4.1.0"
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- "v4.1.1"
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- "v4.1.10"
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fixed_versions:
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- "6.20.42"
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- "7.30.6"
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- "8.75.0"
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secure_code_topics:
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- "xss-output-encoding"
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- "authz-server-side-recheck"
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- "file-upload-validation"
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primary_source: "https://github.com/laravel/framework/security/advisories/GHSA-66hf-2p6w-jqfw"
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---
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# Laravel Framework XSS in Blade templating engine
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## 本地实证状态
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- 实证状态: `triage-manual`
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- 实证方式: `synthetic`
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- Artifact 模式: `synthetic`
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- 最近运行: `-`
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- 浏览器证据: `missing`
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- Run Bundle: `-`
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## 事件层
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- Canonical ID: `laravel--CVE-2021-43808`
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- 系统: `laravel`
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- 严重度: `low`
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- 来源置信度: `official`
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- 官方主源: https://github.com/laravel/framework/security/advisories/GHSA-66hf-2p6w-jqfw
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- 影响版本: `5.0.30, 5.2.41, v4.0.0, v4.0.0-BETA2, v4.0.0-BETA3, v4.0.0-BETA4, v4.0.1, v4.0.10, v4.0.11, v4.0.2`
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- 修复版本: `6.20.42, 7.30.6, 8.75.0`
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## 其他来源
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- https://nvd.nist.gov/vuln/detail/CVE-2021-43808
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- https://github.com/laravel/framework/pull/39906
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- https://github.com/laravel/framework/pull/39908
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- https://github.com/laravel/framework/pull/39909
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- https://github.com/laravel/framework/commit/b8174169b1807f36de1837751599e2828ceddb9b
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- https://github.com/FriendsOfPHP/security-advisories/blob/master/illuminate/view/CVE-2021-43808.yaml
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- https://github.com/FriendsOfPHP/security-advisories/blob/master/laravel/framework/CVE-2021-43808.yaml
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- https://github.com/laravel/framework
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- https://github.com/laravel/framework/releases/tag/v6.20.42
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- https://github.com/laravel/framework/releases/tag/v7.30.6
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- https://github.com/laravel/framework/releases/tag/v8.75.0
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## 实验层
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- 仅用于自有资产、测试环境或已明确授权目标。
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- 允许公网可达目标，但必须满足资产归属或明确授权前提。
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- 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。
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- 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。
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- 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
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## 修复示例
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- [javascript-typescript:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/javascript-typescript/xss-output-encoding.md)
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- [nodejs:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/nodejs/xss-output-encoding.md)
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- [java:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/java/xss-output-encoding.md)
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- [php:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/php/xss-output-encoding.md)
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- [python:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/python/xss-output-encoding.md)
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- [ruby:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/ruby/xss-output-encoding.md)
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- [csharp:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/csharp/xss-output-encoding.md)
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- [go:xss-output-encoding](/Users/x/websafe/05-defense/secure-code/go/xss-output-encoding.md)
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- [javascript-typescript:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/javascript-typescript/authz-server-side-recheck.md)
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- [nodejs:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/nodejs/authz-server-side-recheck.md)
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- [java:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/java/authz-server-side-recheck.md)
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- [php:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/php/authz-server-side-recheck.md)
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- [python:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/python/authz-server-side-recheck.md)
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- [ruby:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/ruby/authz-server-side-recheck.md)
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- [csharp:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/csharp/authz-server-side-recheck.md)
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- [go:authz-server-side-recheck](/Users/x/websafe/05-defense/secure-code/go/authz-server-side-recheck.md)
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- [javascript-typescript:file-upload-validation](/Users/x/websafe/05-defense/secure-code/javascript-typescript/file-upload-validation.md)
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- [nodejs:file-upload-validation](/Users/x/websafe/05-defense/secure-code/nodejs/file-upload-validation.md)
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- [java:file-upload-validation](/Users/x/websafe/05-defense/secure-code/java/file-upload-validation.md)
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- [php:file-upload-validation](/Users/x/websafe/05-defense/secure-code/php/file-upload-validation.md)
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- [python:file-upload-validation](/Users/x/websafe/05-defense/secure-code/python/file-upload-validation.md)
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- [ruby:file-upload-validation](/Users/x/websafe/05-defense/secure-code/ruby/file-upload-validation.md)
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- [csharp:file-upload-validation](/Users/x/websafe/05-defense/secure-code/csharp/file-upload-validation.md)
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- [go:file-upload-validation](/Users/x/websafe/05-defense/secure-code/go/file-upload-validation.md)
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