CVE-2026-111350
Papermark through 0.22.0 Missing Authorization in Data Room Viewer Group API
- State
- Published
- Severity
- 2.3 Low
- Published
- Oct 15, 2026
- Updated
- Oct 16, 2026
- Reserved
- Oct 15, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 2.3 Low | 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 | VulnCheck |
| 3.1 | 5.0 Medium | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L | VulnCheck |
Weaknesses
- CWE-862 Missing Authorization
Affected Products
| Product | Versions |
|---|---|
Papermarkpapermark |
|
References
- https://hackmd.io/@hieuPenguinnn/papermark-dataroom-group-delete-missing-authzthird-party-advisory
- https://github.com/papermark/papermark/blob/v0.22.0/pages/api/teams/%5BteamId%5D/datarooms/%5Bid%5D/groups/%5BgroupId%5D/index.ts#L155-L190technical-description
- https://github.com/papermark/papermark/blob/v0.22.0/pages/api/teams/%5BteamId%5D/datarooms/%5Bid%5D/groups/%5BgroupId%5D/links.ts#L52-L56technical-description
- https://github.com/papermark/papermark/commit/b81cf62f390cda112f35538eb09e54b5f728b74apatch
- https://github.com/papermark/papermark/commit/7fa52b23944823a9e74402fca8e48d644239bc0bpatch
- https://github.com/papermark/papermarkproduct
- VulnCheck Advisory: Papermark through 0.22.0 Missing Authorization in Data Room Viewer Group APIthird-party-advisory
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