CVE-2026-44732 OpenProject: IDOR on OpenProject through /api/v3/documents/{id} via PATCH parameter "project_id" leads to Unauthorized Modification of Resources

OpenProject is open-source, web-based project management software. Prior to 17.3.2 and 17.4.0, OpenProject exposes a document update endpoint used to modify existing documents. The target document is loaded with visibility checks and then updated. During update, attacker-controlled attributes are...

CVE-2026-44732

OpenProject vulnerability CVE-2026-44732 affects the web-based project management tool prior to versions 17.3.2 and 17.4.0. The flaw occurs in the /api/v3/documents/{id} PATCH endpoint, where attacker-controlled attributes are applied to the persisted record before authorization checks, allowing ...

CVE-2026-44732

OpenProject is open-source, web-based project management software. Prior to 17.3.2 and 17.4.0, OpenProject exposes a document update endpoint used to modify existing documents. The target document is loaded with visibility checks and then updated. During update, attacker-controlled attributes are...

CVE-2026-44732 OpenProject: IDOR on OpenProject through /api/v3/documents/{id} via PATCH parameter "project_id" leads to Unauthorized Modification of Resources

OpenProject is open-source, web-based project management software. Prior to 17.3.2 and 17.4.0, OpenProject exposes a document update endpoint used to modify existing documents. The target document is loaded with visibility checks and then updated. During update, attacker-controlled attributes are...

CVE-2026-44732 OpenProject: IDOR on OpenProject through /api/v3/documents/{id} via PATCH parameter "project_id" leads to Unauthorized Modification of Resources

OpenProject is open-source, web-based project management software. Prior to 17.3.2 and 17.4.0, OpenProject exposes a document update endpoint used to modify existing documents. The target document is loaded with visibility checks and then updated. During update, attacker-controlled attributes are...

CVE-2026-44734 OpenProject: Improper Access Control on OpenProject through the POST request to /projects/[PROJECT_NAME]/cost_reports/[REPORT_ID]/rename

OpenProject is open-source, web-based project management software. Prior to 17.3.2 and 17.4.0, a Missing Authorization vulnerability exists in OpenProject's CostReportsController. The rename and update actions allow any authenticated user to modify the name, filters, and grouping of any Public co...

CVE-2026-44696

OpenProject is open-source, web-based project management software. Prior to 17.4.0, OpenProject's rich text markdown rendering pipeline uses Sanitize::Config::RELAXED:css for inline style sanitization. This configuration permits essentially all CSS properties in style attributes on permitted HTML...

CVE-2026-49355

OpenProject is open-source, web-based project management software. Prior to 17.4.0, GET /api/v3/meetings/:meetingid/agendaitems/:agendaitemid discloses private work package data from a linked work package that belongs to a private/inaccessible project. This vulnerability is fixed in 17.4.0...

CVE-2026-44736 OpenProject: Relations API Filter Bypasses Visibility Scope, Leaking Cross-Project Work Package Subjects

OpenProject is open-source, web-based project management software. Prior to 17.4.0, the GET /api/v3/relations endpoint allows any authenticated user to retrieve relations — and the subject title of work packages they have no permission to view — by supplying an arbitrary work package ID in the...

CVE-2026-44736

OpenProject vulnerability CVE-2026-44736 affects the OpenProject web-based project management platform. The flaw exists in the GET /api/v3/relations endpoint prior to version 17.4.0, allowing any authenticated user to retrieve relations and the titles of work packages they should not have permiss...

CVE-2026-44736 OpenProject: Relations API Filter Bypasses Visibility Scope, Leaking Cross-Project Work Package Subjects

OpenProject is open-source, web-based project management software. Prior to 17.4.0, the GET /api/v3/relations endpoint allows any authenticated user to retrieve relations — and the subject title of work packages they have no permission to view — by supplying an arbitrary work package ID in the...

CVE-2026-54753

Nx is a monorepo solution for TypeScript and polyglot codebases. From 17.0.4 until 22.7.2 and 23.0.0-beta.2, the local HTTP server started by nx graph sent Access-Control-Allow-Origin: on every response, letting any website a developer visited read the server's responses cross-origin — including...

CVE-2026-52779

OpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, a cross-project IDOR / authorization context confusion in the Calendar and Team Planner modules allows a user with management permissions in one project to delete public Calendar or Team Planner Queries...

EUVD-2026-39873

OpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, a cross-project IDOR / authorization context confusion in the Calendar and Team Planner modules allows a user with management permissions in one project to delete public Calendar or Team Planner Queries...

CVE-2026-52779 OpenProject: Cross-project authorization bypass allows deleting public Calendar and Team Planner queries from unauthorized projects

OpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, a cross-project IDOR / authorization context confusion in the Calendar and Team Planner modules allows a user with management permissions in one project to delete public Calendar or Team Planner Queries...

CVE-2026-52779 OpenProject: Cross-project authorization bypass allows deleting public Calendar and Team Planner queries from unauthorized projects

OpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, a cross-project IDOR / authorization context confusion in the Calendar and Team Planner modules allows a user with management permissions in one project to delete public Calendar or Team Planner Queries...

CVE-2026-52779

OpenProject prior to versions 17.3.3 and 17.4.1 contains a cross-project IDOR/authorization context confusion in the Calendar and Team Planner modules. A user with management permissions in one project can delete public Calendar or Team Planner Queries from another project where they lack corresp...

CVE-2026-52779 OpenProject: Cross-project authorization bypass allows deleting public Calendar and Team Planner queries from unauthorized projects

OpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, a cross-project IDOR / authorization context confusion in the Calendar and Team Planner modules allows a user with management permissions in one project to delete public Calendar or Team Planner Queries...

CVE-2026-52782 OpenProject: IDOR through /projects/<A>/settings/project_storages/<A_ps_id> via PATCH parameter "storages_project_storage[project_folder_id]" leads to Access to Unauthorized Resources

OpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, there is an IDOR through /projects//settings/projectstorages/ via PATCH parameter "storagesprojectstorageprojectfolderid" leads to Access to Unauthorized Resources. A project-admin in one project can...

CVE-2026-52782

OpenProject versions prior to 17.3.3 and 17.4.1 are affected by an IDOR in /projects//settings/project_storages/ via PATCH parameter storages_project_storage[project_folder_id], allowing a project-admin to hijack another project’s managed Nextcloud/OneDrive folder on the same storage. The vulnera...