JetBrains Patched 6 Vulnerabilities Across TeamCity, YouTrack and IntelliJ IDEA

### Executive Summary JetBrains released patches for six vulnerabilities affecting IntelliJ IDEA, TeamCity, and YouTrack — notably a critical IntelliJ path traversal (CVE-2026-59792) that could enable code execution, multiple high-severity TeamCity issues including arbitrary file access via Perforce integration, two stored XSS flaws, and a pipeline authorization bypass, plus a low-severity YouTrack CSS injection; organizations should upgrade to the specified patched versions and audit agent registrations, pipeline changes, and access logs.