CVE-2026-85391

Peppermint through 0.5.5 Use of Hard-coded JWT Signing Secret in docker-compose.yml

Published Sep 3, 2026 CVSS 4.0 · 9.3 Critical EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Peppermint through 0.5.5 Use of Hard-coded JWT Signing Secret in docker-compose.yml
First Time appeared Peppermint
Peppermint peppermint
Weaknesses CWE-798
CPEs cpe:2.3:a:peppermint:peppermint:*:*:*:*:*:*:*:*
Vendors & Products Peppermint
Peppermint peppermint
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.3, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Sep 3, 2026, 7:00 PM
Reserved
Sep 3, 2026, 6:10 PM
Status
Deferred
Published
Sep 3, 2026, 7:17 PM
Modified
Sep 9, 2026, 8:20 PM