{"id":"CVE-2026-111350","title":"Papermark through 0.22.0 Missing Authorization in Data Room Viewer Group API","summary":"Papermark through 0.22.0 contains a missing authorization vulnerability in the data room viewer group API that allows authenticated users to delete other teams' viewer groups and share links. Attackers who know a victim team's data room …","severity":"medium","cvss":5,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L","cvssSource":"cna","cwe":["CWE-862"],"vendor":"papermark","product":"Papermark","affected":["Papermark <= 0.22.0"],"published":"2026-10-15","updated":"2026-10-15","sourceUpdated":"2026-10-15T21:43:40.792Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-111350","references":[{"url":"https://hackmd.io/@hieuPenguinnn/papermark-dataroom-group-delete-missing-authz"},{"url":"https://github.com/papermark/papermark/blob/v0.22.0/pages/api/teams/%5BteamId%5D/datarooms/%5Bid%5D/groups/%5BgroupId%5D/index.ts#L155-L190"},{"url":"https://github.com/papermark/papermark/blob/v0.22.0/pages/api/teams/%5BteamId%5D/datarooms/%5Bid%5D/groups/%5BgroupId%5D/links.ts#L52-L56"},{"url":"https://github.com/papermark/papermark/commit/b81cf62f390cda112f35538eb09e54b5f728b74a"},{"url":"https://github.com/papermark/papermark/commit/7fa52b23944823a9e74402fca8e48d644239bc0b"},{"url":"https://github.com/papermark/papermark"},{"url":"https://www.vulncheck.com/advisories/papermark-through-0.22.0-missing-authorization-in-data-room-viewer-group-api","label":"VulnCheck Advisory: Papermark through 0.22.0 Missing Authorization in Data Room Viewer Group API"}],"tags":["cve.org"],"ingestedAt":"2026-10-15T22:48:25.455Z","slug":"CVE-2026-111350","body":"## Overview\n\nPapermark through 0.22.0 contains a missing authorization vulnerability in the data room viewer group API that allows authenticated users to delete other teams' viewer groups and share links. Attackers who know a victim team's data room and group identifiers can send DELETE requests, read group links, or rewrite group document permissions across teams.\n\n## Affected\n\n- `Papermark <= 0.22.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":28,"depthScoreParts":{"impact":27.5,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}