CVE-2026-111353mediumCWE-862

CVE-2026-111353: medium-severity vulnerability in Peppermint-Lab peppermint

Peppermint through 0.5.5 Missing Authorization via Time-Tracking and Attachment Upload Endpoints

Published

10Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.3
exploitation probability
—
observed exploitation
nono source reports it
Peppermint through 0.5.5 contains a missing authorization vulnerability that allows any authenticated user to create time entries and attachments as other users by supplying a user id in the request body. Attackers can send POST requests to /api/v1/time/new or /api/v1/storage/ticket/:id/upload/single to attach files and time records to any ticket under another user's identity.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Affected products
Peppermint-Lab · peppermint
Related CVEs — Peppermint-Lab peppermint

In the same product, most dangerous first.

CVE-2026-85391CRITICALPeppermint through 0.5.5 Use of Hard-coded JWT Signing Secret in docker-compose.ymlEPSS 0.6%CVE-2026-85392MEDIUMPeppermint through 0.5.5 Authorization Bypass on the User Logout EndpointEPSS 0.5%
References
https://github.com/Peppermint-Lab/peppermint/blob/0.5.5/apps/api/src/controllers/storage.ts#L9-L35https://github.com/Peppermint-Lab/peppermint/blob/0.5.5/apps/api/src/controllers/time.ts#L6-L27https://github.com/Peppermint-Lab/peppermint/blob/0.5.5/apps/api/src/main.ts#L57-L70https://hackmd.io/@hieuPenguinnn/peppermint-data-logs-missing-authorizationhttps://www.vulncheck.com/advisories/peppermint-through-0.5.5-missing-authorization-via-time-tracking-and-attachment-upload-endpoints