Path traversal in Discourse - CVE-2025-22601
Published: February 5, 2025
Vulnerability identifier: #VU103649
CSH Severity: Low
CVSS v4: 2.1 [CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-22601
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. A remote attacker can trick a victim to make changes to their own username via specially crafted link using the activate-account route.
Affected software
Discourse
How to mitigate CVE-2025-22601
Install updates from vendor's website.
Discourse - update to 3.4.0 beta4