CVE-2025-68458 webpack buildHttp: allowedUris allow-list bypass via URL userinfo (@) leading to build-time SSRF behavior

Webpack is a module bundler. From version 5.49.0 to before 5.104.1, when experiments.buildHttp is enabled, webpack’s HTTPS resolver HttpUriPlugin can be bypassed to fetch resources from hosts outside allowedUris by using crafted URLs that include userinfo username:password@host. If allowedUris...

CVE-2025-68458 webpack buildHttp: allowedUris allow-list bypass via URL userinfo (@) leading to build-time SSRF behavior

Webpack is a module bundler. From version 5.49.0 to before 5.104.1, when experiments.buildHttp is enabled, webpack’s HTTPS resolver HttpUriPlugin can be bypassed to fetch resources from hosts outside allowedUris by using crafted URLs that include userinfo username:password@host. If allowedUris...