Data Exposure Vulnerability in OpenProject by OpenProject Community
CVE-2026-49355

4.3MEDIUM

Key Information:

Vendor

Opf

Status
Openproject
Vendor
CVE Published:
26 June 2026

What is CVE-2026-49355?

OpenProject, the open-source web-based project management software, is subject to a data exposure vulnerability prior to version 17.4.0. This vulnerability allows unauthorized disclosure of private work package data linked to restricted or inaccessible projects through the API endpoint GET /api/v3/meetings/:meeting_id/agenda_items/:agenda_item_id. Users are strongly encouraged to upgrade to version 17.4.0 or later to mitigate this risk.

Affected Version(s)

openproject < 17.4.0

References

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

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.