CVE-2026-24775

OpenProject 17.0.0 added a BlockNote editor extension that may expose internal resources. The vulnerability (CVE-2026-24775) arises because the extension does not properly validate the work package ID when loading details via the OpenProject API, allowing an attacker to craft documents with relat...

CVE-2026-24775 OpenProject has Forced Actions, Content Spoofing, and Persistent DoS via ID Manipulation in OpenProject Blocknote Editor Extension

OpenProject is an open-source, web-based project management software. In the new editor for collaborative documents based on BlockNote, OpenProject maintainers added a custom extension in OpenProject version 17.0.0 that allows to mention OpenProject work packages in the document. To show work...

EUVD-2026-4877

OpenProject is an open-source, web-based project management software. To enable the real time collaboration on documents, OpenProject 17.0 introduced a synchronization server. The OpenPrioject backend generates an authentication token that is currently valid for 24 hours, encrypts it with a share...

CVE-2026-24772 OpenProject has SSRF and CSWSH in Hocuspocus Synchronization Server

OpenProject is an open-source, web-based project management software. To enable the real time collaboration on documents, OpenProject 17.0 introduced a synchronization server. The OpenPrioject backend generates an authentication token that is currently valid for 24 hours, encrypts it with a share...

CVE-2026-24772

OpenProject is an open-source, web-based project management software. To enable the real time collaboration on documents, OpenProject 17.0 introduced a synchronization server. The OpenPrioject backend generates an authentication token that is currently valid for 24 hours, encrypts it with a share...

CVE-2026-24772 OpenProject has SSRF and CSWSH in Hocuspocus Synchronization Server

OpenProject is an open-source, web-based project management software. To enable the real time collaboration on documents, OpenProject 17.0 introduced a synchronization server. The OpenPrioject backend generates an authentication token that is currently valid for 24 hours, encrypts it with a share...

CVE-2026-24685

OpenProject is an open-source, web-based project management software. Versions prior to 16.6.6 and 17.0.2 have an arbitrary file write vulnerability in OpenProject’s repository diff download endpoint /projects/:projectid/repository/diff.diff when rendering a single revision via git show. By...

CVE-2026-24685 OpenProject has Argument Injection on Repository module that allows Arbitrary File Write

OpenProject is an open-source, web-based project management software. Versions prior to 16.6.6 and 17.0.2 have an arbitrary file write vulnerability in OpenProject’s repository diff download endpoint /projects/:projectid/repository/diff.diff when rendering a single revision via git show. By...

CVE-2026-24685 OpenProject has Argument Injection on Repository module that allows Arbitrary File Write

OpenProject is an open-source, web-based project management software. Versions prior to 16.6.6 and 17.0.2 have an arbitrary file write vulnerability in OpenProject’s repository diff download endpoint /projects/:projectid/repository/diff.diff when rendering a single revision via git show. By...

EUVD-2026-4879

OpenProject is an open-source, web-based project management software. Versions prior to 16.6.6 and 17.0.2 have an arbitrary file write vulnerability in OpenProject’s repository diff download endpoint /projects/:projectid/repository/diff.diff when rendering a single revision via git show. By...

CVE-2026-24685

OpenProject is an open-source, web-based project management software. Versions prior to 16.6.6 and 17.0.2 have an arbitrary file write vulnerability in OpenProject’s repository diff download endpoint /projects/:projectid/repository/diff.diff when rendering a single revision via git show. By...

CVE-2026-24685 OpenProject has Argument Injection on Repository module that allows Arbitrary File Write

OpenProject is an open-source, web-based project management software. Versions prior to 16.6.6 and 17.0.2 have an arbitrary file write vulnerability in OpenProject’s repository diff download endpoint /projects/:projectid/repository/diff.diff when rendering a single revision via git show. By...

CVE-2026-24685

CVE-2026-24685 affects OpenProject prior to 16.6.6 and 17.0.2. The vulnerability arises in the repository diff download endpoint when rendering a single revision with git show; an attacker can inject git show options by supplying a crafted rev (e.g., rev=--output=/tmp/poc.txt), causing OpenProjec...

OpenProject command injection vulnerability

OpenProject is an open-source web-based project management software. Versions of OpenProject prior to 16.6.6 and 17.0.2 had a command injection vulnerability. This vulnerability stemmed from arbitrary file writing at the repository differential download endpoint, which could lead to data loss and...

CVE-2026-24685: Improper Neutralization of Special Elements used in a Command

OpenProject is an open-source, web-based project management software. Versions prior to 16.6.6 and 17.0.2 have an arbitrary file write vulnerability in OpenProject’s repository diff download endpoint /projects/:projectid/repository/diff.diff when rendering a single revision via git show. By...

PT-2026-5149

Name of the Vulnerable Software and Affected Versions OpenProject versions prior to 16.6.6 OpenProject versions prior to 17.0.2 Description OpenProject is a web-based project management software. A file write issue exists in the repository diff download endpoint /projects/:project...

OpenProject data falsification vulnerability

OpenProject is an open-source web-based project management software. In versions 17.0.0 to 17.0.2 of OpenProject, there was a data manipulation vulnerability. This vulnerability stemmed from the fact that the synchronization server did not correctly verify the backend URL, which could lead to the...

PT-2026-5179

Name of the Vulnerable Software and Affected Versions OpenProject versions 17.0.0 through 17.0.1 Description OpenProject is a web-based project management software. A synchronization server was introduced in version 17.0.0 to enable real-time collaboration on documents. The server does not proper...

CVE-2026-24772: Insufficient Verification of Data Authenticity

OpenProject is an open-source, web-based project management software. To enable the real time collaboration on documents, OpenProject 17.0 introduced a synchronization server. The OpenPrioject backend generates an authentication token that is currently valid for 24 hours, encrypts it with a share...

CVE-2026-24775: Insufficient Verification of Data Authenticity

OpenProject is an open-source, web-based project management software. In the new editor for collaborative documents based on BlockNote, OpenProject maintainers added a custom extension in OpenProject version 17.0.0 that allows to mention OpenProject work packages in the document. To show work...