CVE-2026-85391: Use of Hard-coded Credentials in Peppermint-Lab peppermint
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.
CVE-2026-85391: Use of Hard-coded Credentials in Peppermint-Lab peppermint
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.
CVSS v4.0
Score 9.3critical
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-09-03T18:10:51.946Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a99c5a7acd9273b4957e1e7
Added to database: 09/03/2026, 19:08:23 UTC
Last updated: 09/03/2026, 19:52:37 UTC
Views: 4
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