PT-2026-52905 · Unknown · Openproject

CVE-2026-44736

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Published

2026-06-26

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Updated

2026-06-27

CVSS v3.1

6.5

Medium

VectorAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Name of the Vulnerable Software and Affected Versions OpenProject versions prior to 17.4.0
Description An issue in the RelationQuery performance optimization allows authenticated users to bypass the Relation.visible scope. By providing an arbitrary work package ID through the involved, fromId, or toId filters at the 'GET /api/v3/relations' endpoint, a user can retrieve relations and the titles of work packages for which they lack the necessary viewing permissions.
Recommendations Update to version 17.4.0.

Exploit

Fix

IDOR

Information Disclosure

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Weakness Enumeration

Related Identifiers

CVE-2026-44736
GHSA-P9GQ-HRGH-2645

Affected Products

Openproject