Path traversal in Traefik - CVE-2025-32431
Published: May 29, 2025
Vulnerability identifier: #VU109916
CSH Severity: Low
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-32431
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences within the requests using a PathPrefix, Path or PathRegex matcher. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.
Affected software
Traefik
How to mitigate CVE-2025-32431
Install updates from vendor's website.
Traefik - addressed in versions 2.11.25, 3.4.1