Disclosure of Historical Field Values in OpenProject by OPF
CVE-2026-47193

7.5HIGH

Key Information:

Vendor

Opf

Status
Openproject
Vendor
CVE Published:
26 June 2026

What is CVE-2026-47193?

OpenProject, a web-based project management tool, has a vulnerability in the journal diff endpoint, which allows unauthorized access to historical field values that should remain hidden. This issue occurs due to a lack of proper enforcement of object and field visibility prior to versions 17.3.3 and 17.4.1. The vulnerability has been remediated in these versions, emphasizing the importance of keeping software updated to safeguard sensitive information.

Affected Version(s)

openproject < 17.3.3 < 17.3.3

openproject >= 17.4.0, < 17.4.1 < 17.4.0, 17.4.1

References

https://github.com/opf/openproject/security/advisories/GH...
x_refsource_CONFIRM

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.