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.

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Fixes

Solution

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Workaround

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History

Fri, 26 Jun 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Fri, 26 Jun 2026 19:30:00 +0000

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'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-06-26T19:42:38.388Z

Reserved: 2026-05-18T22:07:37.435Z

Link: CVE-2026-47193

cve-icon Vulnrichment

Updated: 2026-06-26T19:41:59.499Z

cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

Updated: 2026-06-26T20:30:06Z

Weaknesses