CVE-2025-66490 Traefik doesn't Prevent Path Normalization Bypass in Router + Middleware Rules

Traefik is an HTTP reverse proxy and load balancer. For versions prior to 2.11.32 and 2.11.31 through 3.6.2, requests using PathPrefix, Path or PathRegex matchers can bypass path normalization. When Traefik uses path-based routing, requests containing URL-encoded restricted characters /, , Null,...

CVE-2025-66490 Traefik doesn't Prevent Path Normalization Bypass in Router + Middleware Rules

Traefik is an HTTP reverse proxy and load balancer. For versions prior to 2.11.32 and 2.11.31 through 3.6.2, requests using PathPrefix, Path or PathRegex matchers can bypass path normalization. When Traefik uses path-based routing, requests containing URL-encoded restricted characters /, , Null,...

Path Normalization Bypass in Traefik Router + Middleware Rules

Impact There is a potential vulnerability in Traefik managing the requests using a PathPrefix, Path or PathRegex matcher. When Traefik is configured to route the requests to a backend using a matcher based on the path; if the request path contains an encoded restricted character from the followin...

GHSA-GM3X-23WP-HC2C Path Normalization Bypass in Traefik Router + Middleware Rules

Impact There is a potential vulnerability in Traefik managing the requests using a PathPrefix, Path or PathRegex matcher. When Traefik is configured to route the requests to a backend using a matcher based on the path; if the request path contains an encoded restricted character from the followin...

Interpretation Conflict

Overview Affected versions of this package are vulnerable to Interpretation Conflict in path matching. An attacker can gain unauthorized access to restricted endpoints by sending requests with URL-encoded restricted characters in the path, which bypasses middleware and security controls...

PT-2025-49684

Name of the Vulnerable Software and Affected Versions Traefik versions prior to 2.11.32 and 2.11.31 through 3.6.2 Description Traefik is an HTTP reverse proxy and load balancer. Requests using PathPrefix, Path, or PathRegex matchers can bypass path normalization. When Traefik uses path-based...

traefik -- Bypassing security controls via special characters

The traefik project reports: There is a potential vulnerability in Traefik managing the requests using a PathPrefix, Path or PathRegex matcher. When Traefik is configured to route the requests to a backend using a matcher based on the path; if the request path contains an encoded restricted...

GHSA-GGXQ-HP9W-J794 Astro's middleware authentication checks based on url.pathname can be bypassed via url encoded values

A mismatch exists between how Astro normalizes request paths for routing/rendering and how the application’s middleware reads the path for validation checks. Astro internally applies decodeURI to determine which route to render, while the middleware uses context.url.pathname without applying the...

CVE-2025-64765 Astro middleware authentication checks based on url.pathname can be bypassed via url encoded values

Astro is a web framework. Prior to version 5.15.8, a mismatch exists between how Astro normalizes request paths for routing/rendering and how the application’s middleware reads the path for validation checks. Astro internally applies decodeURI to determine which route to render, while the...

Astro vulnerable to URL manipulation via headers, leading to middleware and CVE-2025-61925 bypass

Summary In impacted versions of Astro using on-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: - Middleware-based protected route bypass only via...

GHSA-HR2Q-HP5Q-X767 Astro vulnerable to URL manipulation via headers, leading to middleware and CVE-2025-61925 bypass

Summary In impacted versions of Astro using on-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: - Middleware-based protected route bypass only via...

CVE-2025-64525 Astro: URL manipulation via unsanitized headers leads to path-based middleware protections bypass, potential SSRF/cache-poisoning, CVE-2025-61925 bypass

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-2025-64525

Summary: Astro 2.16.0 to before 5.15.5 is vulnerable to header-based URL manipulation due to insecure use of unsanitized x-forwarded-proto and x-forwarded-port when building URLs. What’s affected: Astro’s server-side URL construction path uses the header values to compose the request URL in code ...

CVE-2025-64525 Astro: URL manipulation via unsanitized headers leads to path-based middleware protections bypass, potential SSRF/cache-poisoning, CVE-2025-61925 bypass

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:...

Astro 代码问题漏洞

Astro is an Astro open source web framework for content-driven websites. A code issue vulnerability exists in Astro versions 2.16.0 through prior to 5.15.5, which stems from the unsafe use of the x-forwarded-proto and x-forwarded-port request headers, which could lead to middleware protection rou...

Exploit for Improper Authorization in Vercel Next.Js

MiddleForce 🔍 Overview MiddleForce is a speci...

Exploit for CVE-2025-29927

CVE‑2025‑29927 – Next.js Middleware Authorization Bypass O...

Exploit for CVE-2025-29927

CVE‑2025‑29927 – Next.js Middleware Authorization Bypass O...

Exploit for Server-Side Request Forgery in Microsoft

CVE-2025-29927 - Critical Security Vulnerability in Next.js...

CVE-2025-47952

Traefik pronounced traffic is an HTTP reverse proxy and load balancer. Prior to versions 2.11.25 and 3.4.1, there is a potential vulnerability in Traefik managing the requests using a PathPrefix, Path or PathRegex matcher. When Traefik is configured to route the requests to a backend using a...