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Permalink CVE-2025-68157
3.7 LOW
  • CVSS version (CVSS): 3.1
  • Attack Vector (AV): Network (N)
  • Attack Complexity (AC): High (H)
  • Privileges Required (PR): Low (L)
  • User Interaction (UI): Required (R)
  • Scope (S): Unchanged (U)
  • Confidentiality (C): Low (L)
  • Integrity (I): Low (L)
  • Availability (A): None (N)
  • Modified Attack Vector (MAV): Network (N)
  • Modified Attack Complexity (MAC): High (H)
  • Modified Privileges Required (MPR): Low (L)
  • Modified User Interaction (MUI): Required (R)
  • Modified Confidentiality (MC): Low (L)
  • Modified Scope (MS): Unchanged (U)
  • Modified Integrity (MI): Low (L)
  • Modified Availability (MA): None (N)
updated 5 months, 2 weeks ago by @LeSuisse Activity log
  • Created suggestion
  • @LeSuisse ignored
    6 packages
    • perlPackages.MojoliciousPluginWebpack
    • python312Packages.django-webpack-loader
    • python313Packages.django-webpack-loader
    • python314Packages.django-webpack-loader
    • perl538Packages.MojoliciousPluginWebpack
    • perl540Packages.MojoliciousPluginWebpack
  • @LeSuisse dismissed
webpack buildHttp HttpUriPlugin allowedUris bypass via HTTP redirects

Webpack is a module bundler. From version 5.49.0 to before 5.104.0, when experiments.buildHttp is enabled, webpack’s HTTP(S) resolver (HttpUriPlugin) enforces allowedUris only for the initial URL, but does not re-validate allowedUris after following HTTP 30x redirects. As a result, an import that appears restricted to a trusted allow-list can be redirected to HTTP(S) URLs outside the allow-list. This is a policy/allow-list bypass that enables build-time SSRF behavior (requests from the build machine to internal-only endpoints, depending on network access) and untrusted content inclusion in build outputs (redirected content is treated as module source and bundled). This issue has been patched in version 5.104.0.

Affected products

webpack
  • ==>= 5.49.0, < 5.104.0

Matching in nixpkgs

Ignored packages (6)

Package maintainers

Current stable was never impacted.

https://github.com/NixOS/nixpkgs/commit/a94dc905b34f1d2cac0c6145311ec8699293c277