CVE-2026-111094 | JetBrains TeamCity prior 2026.2/2026.1.4/2025.11.8 Build Messages Protocol input validation

October 15, 2026 Yanac

A vulnerability classified as critical has been found in JetBrains TeamCity. This issue affects some unknown processing of the component Build Messages Protocol. Performing a manipulation results in improper input validation.

This vulnerability is cataloged as CVE-2026-111094. It is possible to initiate the attack remotely. There is no exploit available.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More