CVE-2026-27723: OpenProject: Insufficient access control leads to create Wiki objects belongs unpermitted projects

Published Mar 5, 2026
·
Updated

OpenProject is an open-source, web-based project management software. Prior to versions 17.0.5 and 17.1.2, an attacker can create wiki pages belonging to unpermitted projects through an improperly authenticated request. This issue has been patched in versions 17.0.5 and 17.1.2.

Affected Software

3 affected components
OpenProject OpenProject<17.0.5, <17.1.2
OpenProject OpenProject<17.0.5
OpenProject OpenProject>=17.1.0<17.1.2

Event History

Mar 5, 2026
CVE Published
via MITRE·04:26 PM
Data Sourced
via MITRE·04:26 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·07:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-27723?

CVE-2026-27723 has a moderate severity due to insufficient access control in OpenProject.

2

How do I fix CVE-2026-27723?

To fix CVE-2026-27723, update OpenProject to version 17.0.5 or 17.1.2 or later.

3

What types of projects are affected by CVE-2026-27723?

CVE-2026-27723 affects OpenProject instances where access control is misconfigured, allowing the creation of wiki pages for unpermitted projects.

4

What are the potential impacts of CVE-2026-27723?

The potential impacts of CVE-2026-27723 include unauthorized access to project resources and the creation of misleading or harmful wiki content.

5

Which versions of OpenProject are vulnerable to CVE-2026-27723?

Versions of OpenProject prior to 17.0.5 and 17.1.2 are vulnerable to CVE-2026-27723.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203