CVE-2026-85391
Critical · CVSS 9.8- CVSS
- 9.8
- nvd
- EPSS
- —
- KEV
- No
- Class
- oss containerizable
- CWE-798
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.
References
- https://github.com/Peppermint-Lab/peppermint
- https://github.com/Peppermint-Lab/peppermint/blob/0.5.5/apps/api/src/lib/jwt.ts
- https://github.com/Peppermint-Lab/peppermint/blob/0.5.5/docker-compose.yml
- https://github.com/Peppermint-Lab/peppermint/issues/528
- https://www.vulncheck.com/advisories/peppermint-through-0.5.5-use-of-hard-coded-jwt-signing-secret-in-docker-compose-yml
Status: profiled · ingested 2026-09-10T00:00:00.000Z