CVE-2024-52003 X-Forwarded-Prefix Header still allows for Open Redirect in traefik

What is CVE-2024-52003?

CVE-2024-52003 is a medium-severity vulnerability in Traefik Traefik, published on 29 Nov 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Traefik (pronounced traffic) is an HTTP reverse proxy and load balancer. There is a vulnerability in Traefik that allows the client to provide the X-Forwarded-Prefix header from an untrusted source. This issue has been addressed in versions 2.11.14 and 3.2.1. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Weakness: CWE-601

Which versions are affected by CVE-2024-52003?

7 open source packages ship an affected version, including github.com/traefik/traefik/v2, github.com/traefik/traefik and github.com/traefik/traefik/v3. It affects 1 product.

Products include Traefik Traefik.

How do I fix CVE-2024-52003?

Upgrade github.com/traefik/traefik/v2 to 2.11.14 or later.

Is CVE-2024-52003 being exploited?

There is no known exploitation of CVE-2024-52003 in the wild and no public exploit code.

Other vulnerabilities in Traefik Traefik

• CVE-2024-45410 HTTP client can remove the X-Forwarded headers in Traefik Critical 9.8
• CVE-2026-88877 Traefik v3.7.0 Authentication Bypass via from-to-www-redirect Critical 9.3
• CVE-2026-85595 Traefik before v2.11.55 and v3.0.0 through v3.7.10 Authentication Bypass via digestAuth Critical 9.3
• CVE-2026-88007 Traefik HTTP/3 Backend NTLM Connection Reuse Critical 9.1
• CVE-2026-88009 Traefik: Rootless HTTP/1 request-target routes as "/" but is forwarded verbatim, bypassing path-scoped routing, middleware guards and access logging High 8.8

All Traefik Traefik vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as ECHO-9eb7-a106-97d7, GHSA-h924-8g65-j9wg, GO-2024-3299.