Missing Authentication for Critical Function in TeamCity - CVE-2026-44413
Published: May 12, 2026
Vulnerability identifier: #VU131149
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-44413
CWE-ID: CWE-306
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: JetBrains s.r.o.
Affected software:
TeamCity
TeamCity
Detailed vulnerability description
The vulnerability allows a remote user to expose server API to unauthorized access.
The vulnerability exists due to missing authentication for a critical function in the server API when handling requests from authenticated users. A remote user can access the exposed API to expose server API to unauthorized access.
How to mitigate CVE-2026-44413
Install security update from vendor's website.