JetBrains has patched a high-severity vulnerability (CVE-2026-44413) in TeamCity, its popular continuous integration and continuous delivery platform, and is urging organizations with on-premises and self-managed deployments to upgrade to the fixed version or implement a security patch. About CVE-2026-44413 CVE-2026-44413 allows for privilege escalation, and may allow attackers to expose some parts of the TeamCity server API to unauthorized users. TeamCity’s REST API is extensive, with many endp