Security Advisory
CVE-2026-85391
9.8
CRITICAL
Vulnerability Description
Peppermint through 0.5.5 contains a hardcoded JWT signing secret in docker-compose.yml that allows unauthenticated attackers to forge session tokens for any account. Attackers can use the published secret to mint valid tokens for arbitrary user IDs and access protected endpoints without credentials.
Published Date
September 3, 2026
Official Source
NIST NVD Advisory