PT-2026-32931 · Docmost · Docmost

0Xmrma · Published 2026-04-14 · Updated 2026-04-15 · CVE-2026-34213

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

Name of the Vulnerable Software and Affected Versions Docmost versions 0.3.0 through 0.70.x

Description Improper authorization allows a low-privileged authenticated user to overwrite an attachment of another page within the same workspace. This occurs by providing a victim attachmentId to the endpoint '/api/files/upload'. This is a remote integrity issue that requires no interaction from the victim.

Recommendations Update to version 0.71.0.

Fix

IDOR

Weakness Enumeration

CWE-639

Related Identifiers

CVE-2026-34213

Affected Products

Docmost

References · 4

• https://github.com/docmost/docmost/security/advisories/GHSA-89fp-2hch-j9gp · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-34213 · Security Note
• https://twitter.com/VulmonFeeds/status/2044300420974055600 · Twitter Post
• https://twitter.com/CVEnew/status/2044338910558650499 · Twitter Post