CVE-2024-27199

Vulnerability details

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

Added to CISA KEV: 2026-04-20

Ransomware campaign use: Known

CISA due date: 2026-05-04

Defensive guidance from CISA

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

This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.