{"id":"CVE-2026-111353","title":"Peppermint through 0.5.5 Missing Authorization via Time-Tracking and Attachment Upload Endpoints","summary":"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…","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","cvssSource":"cna","cwe":["CWE-862"],"vendor":"Peppermint-Lab","product":"peppermint","affected":["peppermint <= 0.5.5"],"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-21T01:47:03.959706Z"},"exploitAvailable":true,"published":"2026-10-15","updated":"2026-10-21","sourceUpdated":"2026-10-21T01:47:26.201Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-111353","references":[{"url":"https://hackmd.io/@hieuPenguinnn/peppermint-data-logs-missing-authorization"},{"url":"https://github.com/Peppermint-Lab/peppermint/blob/0.5.5/apps/api/src/controllers/time.ts#L6-L27"},{"url":"https://github.com/Peppermint-Lab/peppermint/blob/0.5.5/apps/api/src/controllers/storage.ts#L9-L35"},{"url":"https://github.com/Peppermint-Lab/peppermint/blob/0.5.5/apps/api/src/main.ts#L57-L70"},{"url":"https://www.vulncheck.com/advisories/peppermint-through-0.5.5-missing-authorization-via-time-tracking-and-attachment-upload-endpoints","label":"VulnCheck Advisory: Peppermint through 0.5.5 Missing Authorization via Time-Tracking and Attachment Upload Endpoints"}],"tags":["cve.org","exploit-available"],"epss":0.00299,"epssPercentile":0.22457,"ingestedAt":"2026-10-15T22:48:25.456Z","slug":"CVE-2026-111353","body":"## Overview\n\nPeppermint 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.\n\n## Affected\n\n- `peppermint <= 0.5.5`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":36,"depthScoreParts":{"impact":23.7,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":226811,"id":"CVE-2026-111353","ts":1792550356022,"field":"exploit_available","old":"false","new":"true"}]}