GO-2026-6202 Traefik: ForwardAuth middleware leaks X-Forwarded-Port spoofing via untrusted X-Forwarded-Proto when trustForwardHeader=false in github.com/traefik/traefik

Traefik: ForwardAuth middleware leaks X-Forwarded-Port spoofing via untrusted X-Forwarded-Proto when trustForwardHeader=false in github.com/traefik/traefik...

GHSA-3Q9R-P662-5J8M Traefik: ForwardAuth middleware leaks X-Forwarded-Port spoofing via untrusted X-Forwarded-Proto when trustForwardHeader=false

Summary There is a medium severity vulnerability in Traefik's ForwardAuth middleware. Even when configured with trustForwardHeader: false, Traefik derives the X-Forwarded-Port header sent to the authentication service from the original incoming request instead of the sanitized forwarded request. ...

Traefik: ForwardAuth middleware leaks X-Forwarded-Port spoofing via untrusted X-Forwarded-Proto when trustForwardHeader=false

Summary There is a medium severity vulnerability in Traefik's ForwardAuth middleware. Even when configured with trustForwardHeader: false, Traefik derives the X-Forwarded-Port header sent to the authentication service from the original incoming request instead of the sanitized forwarded request. ...

EUVD-2026-41937

Traefik: ForwardAuth middleware leaks X-Forwarded-Port spoofing via untrusted X-Forwarded-Proto when trustForwardHeader=false...

CVE-2026-54764

A flaw was found in Traefik, an HTTP reverse proxy and load balancer. The ForwardAuth middleware, even when configured to not trust forwarded headers, incorrectly uses the original incoming request to determine the X-Forwarded-Port header sent to the authentication service. This allows an...

CVE-2026-54764

Traefik is an HTTP reverse proxy and load balancer. Prior to v2.11.51, v3.6.22, and v3.7.6, Traefik's ForwardAuth middleware, even when configured with trustForwardHeader: false, derives the X-Forwarded-Port header sent to the authentication service from the original incoming request instead of t...

CVE-2026-54764

Traefik is an HTTP reverse proxy and load balancer. Prior to v2.11.51, v3.6.22, and v3.7.6, Traefik's ForwardAuth middleware, even when configured with trustForwardHeader: false, derives the X-Forwarded-Port header sent to the authentication service from the original incoming request instead of t...

CVE-2026-54764 ForwardAuth middleware leaks X-Forwarded-Port spoofing via untrusted X-Forwarded-Proto when trustForwardHeader=false

Traefik is an HTTP reverse proxy and load balancer. Prior to v2.11.51, v3.6.22, and v3.7.6, Traefik's ForwardAuth middleware, even when configured with trustForwardHeader: false, derives the X-Forwarded-Port header sent to the authentication service from the original incoming request instead of t...

CVE-2026-54764: Insufficient Verification of Data Authenticity

Traefik is an HTTP reverse proxy and load balancer. Prior to v2.11.51, v3.6.22, and v3.7.6, Traefik's ForwardAuth middleware, even when configured with trustForwardHeader: false, derives the X-Forwarded-Port header sent to the authentication service from the original incoming request instead of t...

Server-side Request Forgery (SSRF)

Overview astro is an Astro is a modern site builder with web best practices, performance, and DX front-of-mind. Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the x-forwarded-proto and x-forwarded-port headers due to improper input sanitization when...

CVE-2025-64525: Server-Side Request Forgery (SSRF)

Astro is a web framework. In Astro versions 2.16.0 up to but excluding 5.15.5 which utilizeon-demand rendering, request headers x-forwarded-proto and x-forwarded-port are insecurely used, without sanitization, to build the URL. This has several consequences, the most important of which are:...

CVE-2025-48865: Insufficient Verification of Data Authenticity

Fabio is an HTTPS and TCP router for deploying applications managed by consul. Prior to version 1.6.6, Fabio allows clients to remove X-Forwarded headers except X-Forwarded-For due to a vulnerability in how it processes hop-by-hop headers. Fabio adds HTTP headers like X-Forwarded-Host and...

CVE-2024-45410: Insufficient Verification of Data Authenticity

Traefik is a golang, Cloud Native Application Proxy. When a HTTP request is processed by Traefik, certain HTTP headers such as X-Forwarded-Host or X-Forwarded-Port are added by Traefik before the request is routed to the application. For a HTTP client, it should not be possible to remove or modif...

HackerOne: Denial of service via cache poisoning

An attacker can persistently block access to any/all redirects on www.hackerone.com by using cache poisoning with the X-Forwarded-Port or X-Forwarded-Host headers to redirect users to an invalid port. To replicate: curl -H 'X-Forwarded-Port: 123'...

Fedora 18 : php-pear-CAS-1.3.2-1.fc18 (2012-21084)

Changes in version 1.3.2 Security Fixes : - CVE-2012-5583 Missing CN validation of CAS server certificate 58 Joachim Fritschi Bug Fixes : - Fix broken character encoding in Greek and French 40 Joachim Fritschi - Minor error corrections in a few example files Joachim Fritschi - Remove erroneous...

Fedora 17 : php-pear-CAS-1.3.2-1.fc17 (2012-21106)

Changes in version 1.3.2 Security Fixes : - CVE-2012-5583 Missing CN validation of CAS server certificate 58 Joachim Fritschi Bug Fixes : - Fix broken character encoding in Greek and French 40 Joachim Fritschi - Minor error corrections in a few example files Joachim Fritschi - Remove erroneous...

Fedora 16 : php-pear-CAS-1.3.2-1.fc16 (2012-21122)

Changes in version 1.3.2 Security Fixes : - CVE-2012-5583 Missing CN validation of CAS server certificate 58 Joachim Fritschi Bug Fixes : - Fix broken character encoding in Greek and French 40 Joachim Fritschi - Minor error corrections in a few example files Joachim Fritschi - Remove erroneous...