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.
Fix
Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.
Change history 2
- StatusReceived → DeferredNVD modified 2026-10-16 18:25
- First seenCVSS 2.3NVD modified 2026-10-15 22:19
Affected (CPE criteria) 0
NVD has not attached CPE configurations yet.
References 7
- https://github.com/papermark/papermark
- https://github.com/papermark/papermark/blob/v0.22.0/pages/api/teams/%5BteamId%5D/datarooms/%5Bid%5D/groups/%5BgroupId%5D/index.ts#L155-L190
- https://github.com/papermark/papermark/blob/v0.22.0/pages/api/teams/%5BteamId%5D/datarooms/%5Bid%5D/groups/%5BgroupId%5D/links.ts#L52-L56
- https://github.com/papermark/papermark/commit/7fa52b23944823a9e74402fca8e48d644239bc0b
- https://github.com/papermark/papermark/commit/b81cf62f390cda112f35538eb09e54b5f728b74a
- https://hackmd.io/@hieuPenguinnn/papermark-dataroom-group-delete-missing-authz
- https://www.vulncheck.com/advisories/papermark-through-0.22.0-missing-authorization-in-data-room-viewer-group-api