XSS in Viewvc
CVE-2025-54141
ViewVC is a browser interface for CVS and Subversion version control repositories. In versions 1.1.0 through 1.1.31 and 1.2.0 through 1.2.3, the standalone.py script provided in the ViewVC distribution can expose the contents of the host server's filesystem though a directory traversal-style attack. This is fixed in versions 1.1.31 and 1.2.4.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.008 (53.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Viewvc — versions >= 1.1.0, < 1.1.31, >= 1.2.0, < 1.2.4
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Exploit, x_refsource_MISC, Issue Tracking)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-54141?
- CVE-2025-54141 is a high-severity vulnerability in Viewvc, classified under Path Traversal. CVSS score: 7.5/10. Published 2025-07-22.
- How severe is CVE-2025-54141?
- High severity. CVSS v3 base score is 7.5 out of 10.