JetBrains TeamCity Relative Path Traversal Vulnerability

Date Apr 20, 2026
Type KEV
Signal Known exploited
Vendor / Product JetBrains ยท TeamCity
CVE CVE-2024-27199
Known exploited CVE-2024-27199

Summary

JetBrains TeamCity contains a relative path traversal vulnerability that could allow limited admin actions to be performed.

Why it matters

CVE-2024-27199 is listed in CISA's Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. CISA remediation deadline: 2026-05-04. Treat remediation as urgent.

Operator check

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.