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websafe-kb/07-framework-security/frameworks/vite/cases/vite-cve-2025-62522.md

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---
title: "vite allows server.fs.deny bypass via backslash on Windows"
system_id: "vite"
category: "frameworks"
advisory_mode: "core"
published_date: "2025-10-20T19:54:28Z"
updated_date: "2026-02-04T04:13:38.886554Z"
severity: "medium"
exploit_status: "unknown"
source_confidence: "official"
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-2025-62522"
- "GHSA-93m4-6634-74q7"
affected_versions:
- "introduced=7.1.0, fixed<7.1.11"
- "introduced=7.0.0, fixed<7.0.8"
- "introduced=6.0.0, fixed<6.4.1"
- "introduced=2.9.18, fixed<5.4.21"
- "introduced=3.2.9, fixed<5.4.21"
- "introduced=4.5.3, fixed<5.4.21"
- "introduced=5.2.6, fixed<5.4.21"
fixed_versions:
- "7.1.11"
- "7.0.8"
- "6.4.1"
- "5.4.21"
secure_code_topics:
- "dependency-upgrade-policy"
- "file-upload-validation"
- "proxy-trust-boundary"
primary_source: "https://github.com/vitejs/vite/security/advisories/GHSA-93m4-6634-74q7"
---
# vite allows server.fs.deny bypass via backslash on Windows
## 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: `vite--CVE-2025-62522`
- 系统: `vite`
- 严重度: `medium`
- 来源置信度: `official`
- 官方主源: https://github.com/vitejs/vite/security/advisories/GHSA-93m4-6634-74q7
- 影响版本: `introduced=7.1.0, fixed<7.1.11, introduced=7.0.0, fixed<7.0.8, introduced=6.0.0, fixed<6.4.1, introduced=2.9.18, fixed<5.4.21, introduced=3.2.9, fixed<5.4.21, introduced=4.5.3, fixed<5.4.21, introduced=5.2.6, fixed<5.4.21`
- 修复版本: `7.1.11, 7.0.8, 6.4.1, 5.4.21`
## 其他来源
- https://nvd.nist.gov/vuln/detail/CVE-2025-62522
- https://github.com/vitejs/vite/commit/f479cc57c425ed41ceb434fecebd63931b1ed4ed
- https://github.com/vitejs/vite
## 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: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)
- [javascript-typescript:file-upload-validation](/Users/x/websafe/05-defense/secure-code/javascript-typescript/file-upload-validation.md)
- [nodejs:file-upload-validation](/Users/x/websafe/05-defense/secure-code/nodejs/file-upload-validation.md)
- [java:file-upload-validation](/Users/x/websafe/05-defense/secure-code/java/file-upload-validation.md)
- [php:file-upload-validation](/Users/x/websafe/05-defense/secure-code/php/file-upload-validation.md)
- [python:file-upload-validation](/Users/x/websafe/05-defense/secure-code/python/file-upload-validation.md)
- [ruby:file-upload-validation](/Users/x/websafe/05-defense/secure-code/ruby/file-upload-validation.md)
- [csharp:file-upload-validation](/Users/x/websafe/05-defense/secure-code/csharp/file-upload-validation.md)
- [go:file-upload-validation](/Users/x/websafe/05-defense/secure-code/go/file-upload-validation.md)
- [javascript-typescript:proxy-trust-boundary](/Users/x/websafe/05-defense/secure-code/javascript-typescript/proxy-trust-boundary.md)
- [nodejs:proxy-trust-boundary](/Users/x/websafe/05-defense/secure-code/nodejs/proxy-trust-boundary.md)
- [java:proxy-trust-boundary](/Users/x/websafe/05-defense/secure-code/java/proxy-trust-boundary.md)
- [php:proxy-trust-boundary](/Users/x/websafe/05-defense/secure-code/php/proxy-trust-boundary.md)
- [python:proxy-trust-boundary](/Users/x/websafe/05-defense/secure-code/python/proxy-trust-boundary.md)
- [ruby:proxy-trust-boundary](/Users/x/websafe/05-defense/secure-code/ruby/proxy-trust-boundary.md)
- [csharp:proxy-trust-boundary](/Users/x/websafe/05-defense/secure-code/csharp/proxy-trust-boundary.md)
- [go:proxy-trust-boundary](/Users/x/websafe/05-defense/secure-code/go/proxy-trust-boundary.md)