Inclusion of Sensitive Information in Log Files in TeamCity - CVE-2025-31139
Published: March 27, 2025 / Updated: August 17, 2026
Vulnerability identifier: #VU143891
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-31139
CWE-ID: CWE-532
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to disclose sensitive information.
The vulnerability exists due to insertion of sensitive information into log files in build log when viewing or accessing build logs containing a base64 encoded password. A remote user can access a build log containing a base64 encoded password to disclose sensitive information.
Affected software
TeamCity
How to mitigate CVE-2025-31139
Install security update from vendor's website.
TeamCity - update to 2025.03