TeamCity 2026.1.3 and 2025.11.7 Are Now Available

We’re rolling out new maintenance updates for TeamCity On-Premises 2026.1 and 2025.11. Both releases are primarily focused on security, addressing more than 20 security vulnerabilities each (including a critical CVE-2026-63077 vulnerability that allows attackers to bypass authentication checks and execute arbitrary operating system commands with the privileges of the TeamCity server process). In addition, 2026.1.3 resolves several functional issues, including: Because these […]