CVE-2026-47193

High

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.

SeverityHigh

CVSS7.5

Exploit probability—

ProductOpf Openproject

PublishedJun 26, 2026

First seenJun 26, 2026

Weakness typeCWE-200Sensitive information exposure CWE-862Missing authorization

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

Product	Affected versions	Fixed in
opf openproject	< 17.3.3, >= 17.4.0, < 17.4.1	—

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