CVE-2026-5774 Juju API Server Denial of Service and Authentication Replay via Unsynchronized Token Map

Improper synchronization of the userTokens map in the API server in Canonical Juju 4.0.5, 3.6.20, and 2.9.56 may allow an authenticated user to possibly cause a denial of service on the server or possibly reuse a single-use discharge token...