CVE-2026-8368 LWP::UserAgent versions before 6.83 for Perl leak Authorization and Proxy-Authorization headers on cross-origin redirects

LWP::UserAgent versions before 6.83 for Perl leak Authorization and Proxy-Authorization headers on cross-origin redirects. On a 3xx response, the redirect handler strips only Host and Cookie before issuing the follow-up request. Caller-supplied Authorization and Proxy-Authorization headers are se...

PT-2026-40045

Name of the Vulnerable Software and Affected Versions LWP::UserAgent versions prior to 6.83 Description LWP::UserAgent leaks Authorization and Proxy-Authorization headers during cross-origin redirects. When a 3xx response is received, the redirect handler only removes the Host and Cookie headers...

CVE-2026-8368: Insufficiently Protected Credentials

LWP::UserAgent versions before 6.83 for Perl leak Authorization and Proxy-Authorization headers on cross-origin redirects. On a 3xx response, the redirect handler strips only Host and Cookie before issuing the follow-up request. Caller-supplied Authorization and Proxy-Authorization headers are se...

NPM: Kiota abstractions RedirectHandler leaks Cookie/Proxy-Authorization headers on cross-host redirect

NPM: Kiota abstractions RedirectHandler leaks Cookie/Proxy-Authorization headers on cross-host redirect vulnerability discovered by ? in WordPress Npm kiota-typescript versions 1.0.0-preview.100...

GHSA-7J59-V9QR-6FQ9 Kiota abstractions RedirectHandler leaks Cookie/Proxy-Authorization headers on cross-host redirect

Summary The RedirectHandler middleware in microsoft/kiota-java com.microsoft.kiota:microsoft-kiota-http-okHttp v1.9.0 and other Kiota libraries fails to strip sensitive HTTP headers when following 3xx redirects to a different host or scheme. This vulnerability is present in the RedirectHandlers...

Kiota abstractions RedirectHandler leaks Cookie/Proxy-Authorization headers on cross-host redirect

Summary The RedirectHandler middleware in microsoft/kiota-java com.microsoft.kiota:microsoft-kiota-http-okHttp v1.9.0 and other Kiota libraries fails to strip sensitive HTTP headers when following 3xx redirects to a different host or scheme. This vulnerability is present in the RedirectHandlers...

PT-2026-39665

Name of the Vulnerable Software and Affected Versions urllib3 versions 1.23 through 2.6.x Description Sensitive headers, specifically Authorization, Cookie, and Proxy-Authorization, are forwarded during cross-origin redirects when using the low-level API via ProxyManager.connection from...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: python-pip (UTSA-2026-016506)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016506 advisory. Requests is a HTTP library. Since Requests 2.3.0, Requests has been leaking Proxy-Authorization headers to destination servers when redirected to an HTTPS endpoint...

PT-2026-35898

Name of the Vulnerable Software and Affected Versions curl affected versions not specified Description When using libcurl to perform a transfer over a specific HTTP proxy proxyA with Digest authentication and subsequently changing the proxy host to a second one proxyB while reusing the same handl...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: libsoup (UTSA-2026-014297)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-014297 advisory. A flaw was found in the libsoup HTTP library that can cause proxy authentication credentials to be sent to unintended destinations. When handling HTTP redirects,...

EUVD-2026-24477

frp is a fast reverse proxy. From 0.43.0 to 0.68.0, frp contains an authentication bypass in the HTTP vhost routing path when routeByHTTPUser is used as part of access control. In proxy-style requests, the routing logic uses the username from Proxy-Authorization to select the routeByHTTPUser...

CVE-2026-40910: Improper Authentication

frp is a fast reverse proxy. From 0.43.0 to 0.68.0, frp contains an authentication bypass in the HTTP vhost routing path when routeByHTTPUser is used as part of access control. In proxy-style requests, the routing logic uses the username from Proxy-Authorization to select the routeByHTTPUser...

CVE-2026-40490

The CVE-2026-40490 vulnerability affects AsyncHttpClient (AHC). In versions prior to 3.0.9 and 2.14.5, when redirect following is enabled, AHC forwards Authorization and Proxy-Authorization headers (and Realm credentials) to redirect targets across domains, enabling credential leakage via cross-o...

CVE-2026-40490

The AsyncHttpClient AHC library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. When redirect following is enabled followRedirecttrue, versions of AsyncHttpClient prior to 3.0.9 and 2.14.5 forward Authorization and Proxy-Authorization headers...

EUVD-2026-23638

The AsyncHttpClient AHC library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. When redirect following is enabled followRedirecttrue, versions of AsyncHttpClient prior to 3.0.9 and 2.14.5 forward Authorization and Proxy-Authorization headers...

CVE-2026-40490 AsyncHttpClient leaks authorization credentials to untrusted domains on cross-origin redirects

The AsyncHttpClient AHC library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. When redirect following is enabled followRedirecttrue, versions of AsyncHttpClient prior to 3.0.9 and 2.14.5 forward Authorization and Proxy-Authorization headers...

frp has an authentication bypass in HTTP vhost routing when routeByHTTPUser is used for access control

Summary frp contains an authentication bypass in the HTTP vhost routing path when routeByHTTPUser is used as part of access control. In proxy-style requests, the routing logic uses the username from Proxy-Authorization to select the routeByHTTPUser backend, while the access control check uses...

GHSA-PQ96-PWVG-VRR9 frp has an authentication bypass in HTTP vhost routing when routeByHTTPUser is used for access control

Summary frp contains an authentication bypass in the HTTP vhost routing path when routeByHTTPUser is used as part of access control. In proxy-style requests, the routing logic uses the username from Proxy-Authorization to select the routeByHTTPUser backend, while the access control check uses...

AsyncHttpClient leaks authorization credentials to untrusted domains on cross-origin redirects

Impact When redirect following is enabled followRedirecttrue, AsyncHttpClient forwards Authorization and Proxy-Authorization headers along with Realm credentials to arbitrary redirect targets regardless of domain, scheme, or port changes. This leaks credentials on cross-domain redirects and...

PT-2026-33219

Name of the Vulnerable Software and Affected Versions AsyncHttpClient versions prior to 2.14.5 AsyncHttpClient versions prior to 3.0.9 Description When redirect following is enabled via followRedirecttrue, the library forwards Authorization and Proxy-Authorization headers and Realm credentials to...