CVE-2024-27198

JetBrains TeamCity

Published 4 Mar 2024 · updated 17 Jun 2026 · Analyzed

9.8 Critical · CVSS 3.1, NVD

Exploited in the wild

CISA added this to its Known Exploited Vulnerabilities catalog on 7 Mar 2024, with a remediation deadline of 28 Mar 2024 for US federal agencies. It has been used in ransomware campaigns.

Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Description

In JetBrains TeamCity before 2023.11.4 authentication bypass allowing to perform admin actions was possible

References

www.darkreading.com/cyberattacks-data-breaches/jetbrains-teamcity-mass-exploitation-underway-rogue-accounts-thrive · Press/Media Coverage, Third Party Advisory
www.jetbrains.com/privacy-security/issues-fixed/ · Vendor Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-27198 · US Government Resource