6.5Medium
CVE-2026-85697
Documenso 2.17.0 contains an access control vulnerability in the PDF-serving endpoint that fails to validate document visibility settings. Attackers with low privileges can read restricted documents within their team or cross-tenant by leveraging missing ownership validation on document data identifiers.
What this means for your business
- An attacker can use it remotely, over a network, with an ordinary user login, and without anyone at your company clicking anything.
- FIRST's prediction model gives it a 0.3% chance of attack attempts being seen in the next 30 days, ranking above 23% of all known flaws.
What to do
- 1Ask your IT team or provider whether any of your systems use the affected product.
- 2If you do, follow the vendor's guidance. No patch reference has been published yet.
Not sure if your company is exposed?
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Scoring
- CVSS
- 6.5 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N- CVSS v4
- 7.1
- Weakness
- CWE-863
- Assigned by
- disclosure@vulncheck.com
Dates
- Published
- 2026-09-04
- Last modified
- 2026-09-04
- Sources
- NVD
References
- https://github.com/documenso/documenso
- https://github.com/documenso/documenso/blob/v2.17.0/apps/remix/server/api/files/files.helpers.ts
- https://github.com/documenso/documenso/issues/3112
- https://www.vulncheck.com/advisories/documenso-2.17.0-pdf-route-ignores-document-visibility
- https://github.com/documenso/documenso/issues/3112