CVE-2026-47193

OpenProject: Journal diff endpoint bypasses object, journal, and field visibility checks

Published Jun 26, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
OpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, the journal diff endpoint discloses hidden historical field values without enforcing object and field visibility. This vulnerability is fixed in 17.3.3 and 17.4.1.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Opf
Opf openproject
Vendors & Products Opf
Opf openproject
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description OpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, the journal diff endpoint discloses hidden historical field values without enforcing object and field visibility. This vulnerability is fixed in 17.3.3 and 17.4.1.
Title OpenProject: Journal diff endpoint bypasses object, journal, and field visibility checks
Weaknesses CWE-200
CWE-862
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Jun 26, 2026, 7:42 PM
Reserved
May 18, 2026, 10:07 PM
Status
Deferred
Published
Jun 26, 2026, 8:17 PM
Modified
Oct 25, 2026, 5:10 PM