JetBrains security advisory (AV26-1012)
Canada's Cyber Centre urges TeamCity admins to patch JetBrains flaws fixed in 2026.1.3 and 2026.2.1.
The Canadian Centre for Cyber Security issued advisory AV26-1012 on October 7, 2026, stating that JetBrains TeamCity is affected by vulnerabilities. Affected builds are those prior to 2026.1.3 and prior to 2026.2.1, based on JetBrains information as of October 6, 2026. The bulletin does not name CVEs or report exploitation. It urges users and administrators to review JetBrains' fixed-issues notice and apply available updates.
- Canadian Cyber Centre advisory AV26-1012, dated October 7, 2026.
- JetBrains TeamCity builds before 2026.1.3 and 2026.2.1 are affected.
- No CVE identifiers or active exploitation are stated.
- Administrators are told to review JetBrains fixes and apply updates.
Full article54 words · extracted from cyber.gc.ca · click to collapse
Serial number: AV26-1012
Date: October 7, 2026
As of October 6, 2026, JetBrains is affected by vulnerabilities in the following product:
- TeamCity
- Prior to 2026.1.32025.11.7
- Prior to 2026.2.1
The Cyber Centre encourages users and administrators to review the provided web link and apply any necessary updates as they become available.
Text extracted automatically; images, tables and formatting may be missing. Original: https://cyber.gc.ca/en/alerts-advisories/jetbrains-security-advisory-av26-1012