CVE-2025-32431 — Path Traversal in Traefik

CWE-22 — Path Traversal5 documents4 sources
Severity
8.8HIGHNVD
EPSS
0.4%
top 36.84%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
TraefikGithub.com Traefik Traefik V2Github.com Traefik Traefik V3+1 more
Timeline
PublishedApr 21
Latest updateApr 22

Description

Traefik (pronounced traffic) is an HTTP reverse proxy and load balancer. In versions prior to 2.11.24, 3.3.6, and 3.4.0-rc2. 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 URL contains a /../ in its path, it’s possible to target a backend, exposed using another router, by-passing the middlewares chain. This issue has been patc…

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Affected Packages5 packages

▶CVEListV5traefik/traefik< 2.11.24+2
▶NVDtraefik/traefik3.0.0 — 3.3.6+2
▶Gogithub.com/traefik_traefik_v33.4.0-rc1 — 3.4.0-rc2+1

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

4
OSV
Traefik has a possible vulnerability with the path matchers in github.com/traefik/traefik↗2025-04-22
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GHSA
Traefik has a possible vulnerability with its path matchers↗2025-04-21
▶
OSV
Traefik has a possible vulnerability with its path matchers↗2025-04-21
▶
CVEList
Traefik has a possible vulnerability with the path matchers↗2025-04-21
▶
CVE-2025-32431 — Path Traversal in Traefik | cvebase