CVE-2026-33005: Apache Openmeetings

Medium severity, CVSS 4.3. EPSS: 0.6% chance of exploitation in the next 30 days.

Improper Handling of Insufficient Privileges vulnerability in Apache OpenMeetings. Any registered user can query web service with their credentials and get files/sub-folders of any folder by ID (metadata only NOT contents). Metadata includes id, type, name and some other field. Full list of fields get be checked at FileItemDTO object. This issue affects Apache OpenMeetings: from 3.10 before 9.0.0. Users are recommended to upgrade to version 9.0.0, which fixes the issue.

Affected products

• Apache Openmeetings: from 3.1.0, before 9.0.0 (fixed in 9.0.0)

Published 2026-04-09. Last modified 2026-06-17.