CVE-2024-27199
JetBrains TeamCity Relative Path Traversal Vulnerability
CVSS
—
No CVSS
EPSS
100.0%
p100
KEV
YES
Apr 20, 2026
Exploit Today
80
0-100
Published: — · Last modified: —
Product
JetBrains / TeamCity
Vulnerability
JetBrains TeamCity Relative Path Traversal Vulnerability
Added to KEV
Apr 20, 2026
Remediate by
May 4, 2026
Known ransomware use
Yes
Summary description
JetBrains TeamCity contains a relative path traversal vulnerability that could allow limited admin actions to be performed.
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notes
https://www.jetbrains.com/privacy-security/issues-fixed/ ; https://blog.jetbrains.com/teamcity/2024/03/additional-critical-security-issues-affecting-teamcity-on-premises-cve-2024-27198-and-cve-2024-27199-update-to-2023-11-4-now/ ; https://nvd.nist.gov/vuln/detail/CVE-2024-27199