{"id":"CVE-2026-111350","summary":"Papermark through 0.22.0 Missing Authorization in Data Room Viewer Group API","details":"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 and group identifiers can send DELETE requests, read group links, or rewrite group document permissions across teams.","modified":"2026-10-21T02:55:10.570272916Z","published":"2026-10-15T21:43:40.792Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111350.json","cna_assigner":"VulnCheck","cwe_ids":["CWE-862"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111350.json"},{"type":"ADVISORY","url":"https://hackmd.io/@hieuPenguinnn/papermark-dataroom-group-delete-missing-authz"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111350"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/papermark-through-0.22.0-missing-authorization-in-data-room-viewer-group-api"},{"type":"FIX","url":"https://github.com/papermark/papermark/commit/7fa52b23944823a9e74402fca8e48d644239bc0b"},{"type":"FIX","url":"https://github.com/papermark/papermark/commit/b81cf62f390cda112f35538eb09e54b5f728b74a"},{"type":"PACKAGE","url":"https://github.com/papermark/papermark"},{"type":"ARTICLE","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"},{"type":"ARTICLE","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"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/papermark/papermark","events":[{"introduced":"0"},{"fixed":"b81cf62f390cda112f35538eb09e54b5f728b74a"},{"fixed":"7fa52b23944823a9e74402fca8e48d644239bc0b"}],"database_specific":{"extracted_events":[{"range":[{"introduced":"0"},{"last_affected":"0.22.0"}],"source":"AFFECTED_FIELD","strategy":"StandardRange"},{"range":[{"fixed":"b81cf62f390cda112f35538eb09e54b5f728b74a"}],"source":"REFERENCES_COMMIT"},{"source":"REFERENCES_COMMIT","range":[{"fixed":"7fa52b23944823a9e74402fca8e48d644239bc0b"}]}]}}],"versions":["v0.22.0","v0.21.0","v0.20.0","v0.19.0","v0.18.0","v0.17.0","v0.16.0","v0.15.0","v0.14.0","v0.13.0","v0.12.0","v0.11.0","v0.10.0","v0.9.0","v0.8.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-111350.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N"}]}