CVE-2026-85391
Peppermint through 0.5.5 Use of Hard-coded JWT Signing Secret in docker-compose.yml
- State
- Published
- Severity
- 9.3 Critical
- Published
- Sep 3, 2026
- Updated
- Sep 3, 2026
- Reserved
- Sep 3, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.3 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-798 Use of Hard-coded Credentials
Affected Products
| Product | Versions |
|---|---|
peppermintPeppermint-Lab |
|
References
- GitHub Issue #528issue-tracking
- https://github.com/Peppermint-Lab/peppermintproduct
- https://github.com/Peppermint-Lab/peppermint/blob/0.5.5/docker-compose.ymltechnical-description
- https://github.com/Peppermint-Lab/peppermint/blob/0.5.5/apps/api/src/lib/jwt.tstechnical-description
- VulnCheck Advisory: Peppermint through 0.5.5 Use of Hard-coded JWT Signing Secret in docker-compose.ymlthird-party-advisory
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