GO-2026-6371 Semaphore UI: Manager-to-owner privilege escalation via custom-role slug collision in github.com/semaphoreui/semaphore

Semaphore UI: Manager-to-owner privilege escalation via custom-role slug collision in github.com/semaphoreui/semaphore...

Semaphore UI: Manager-to-owner privilege escalation via custom-role slug collision

Summary Semaphore resolves a project member's effective permissions in ProjectMiddleware by looking up a role row whose slug matches the member's assigned role, and overwrites the built-in permission bitmask with that row's value. A member holding the built-in manager role creates a custom projec...