CVE-2026-111350
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network with a low-privilege account. Limited direct impact.
- Exploit odds
- 0.3% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.3% in the next 30 days (EPSS).
- Severity: 2.3 LOW (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.3% · EPSS, next 30 days
- Weakness
- CWE-862 · Missing authorization
- Record status
- Deferred
Attack profile CVSS 4.0 · 2.3
- Attack vector
- Network
- Complexity
- Low
- Attack requirements
- Present
- Privileges needed
- Low
- User interaction
- None
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Raw vector
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2026-111350.md and follow it. Check whether this project is affected by CVE-2026-111350. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://github.com/papermark/papermark/commit/7fa52b23944823a9e74402fca8e48d644239bc0b
- https://github.com/papermark/papermark/commit/b81cf62f390cda112f35538eb09e54b5f728b74a
References
- 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