CVE-2026-47193

HIGH

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

Title source: cna

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.

References (1)

Core 1

Core References

X_Refsource_Confirm x_refsource_confirm

https://github.com/opf/openproject/security/advisories/GHSA-f2rx-x2qj-2hgj

Scores

CVSS v3 7.5

EPSS 0.0025

EPSS Percentile 16.8%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation poc

Automatable yes

Technical Impact partial

Details

CWE

CWE-200 CWE-862

Status published

Products (2)

opf/openproject < 17.3.3

opf/openproject >= 17.4.0, < 17.4.1

Published Jun 26, 2026

Tracked Since Jun 27, 2026