Apache OpenMeetings IDOR via web service before 9.0.0
CVE-2026-33005 Published on April 9, 2026

Apache OpenMeetings: Insufficient checks in FileWebService
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.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-33005 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
LOW
Integrity Impact:
NONE
Availability Impact:
NONE

Weakness Type

Improper Handling of Insufficient Privileges

The software does not handle or incorrectly handles when it has insufficient privileges to perform an operation, leading to resultant weaknesses.


Products Associated with CVE-2026-33005

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Apache Openmeetings
 

Affected Versions

Apache Software Foundation Apache OpenMeetings:

Exploit Probability

EPSS
0.03%
Percentile
6.91%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.