CVE-2026-67529

OpenProject is open-source, web-based project management software. Prior to 17.6.0, GET /api/v3/timeentries and GET /api/v3/costentries rendered links.workPackage.title and links.workPackage.href through associatedresource in modules/costs/lib/api/v3/timeentries/timeentryrepresenter.rb and...

CVE-2026-67529 OpenProject: Private work package subject/identity disclosure through the global Time Entries and Cost Entries APIs (linked work package rendered without visibility check)

OpenProject is open-source, web-based project management software. Prior to 17.6.0, GET /api/v3/timeentries and GET /api/v3/costentries rendered links.workPackage.title and links.workPackage.href through associatedresource in modules/costs/lib/api/v3/timeentries/timeentryrepresenter.rb and...

CVE-2026-67529 OpenProject: Private work package subject/identity disclosure through the global Time Entries and Cost Entries APIs (linked work package rendered without visibility check)

OpenProject is open-source, web-based project management software. Prior to 17.6.0, GET /api/v3/timeentries and GET /api/v3/costentries rendered links.workPackage.title and links.workPackage.href through associatedresource in modules/costs/lib/api/v3/timeentries/timeentryrepresenter.rb and...

CVE-2026-67529

OpenProject prior to 17.6.0 exposes private work package details via GET /api/v3/time_entries and GET /api/v3/cost_entries. The time_entry_representer.rb and cost_entry_representer.rb modules render _links.workPackage.title and _links.workPackage.href without checking WorkPackage.visible or view_...

CVE-2026-67529 OpenProject: Private work package subject/identity disclosure through the global Time Entries and Cost Entries APIs (linked work package rendered without visibility check)

OpenProject is open-source, web-based project management software. Prior to 17.6.0, GET /api/v3/timeentries and GET /api/v3/costentries rendered links.workPackage.title and links.workPackage.href through associatedresource in modules/costs/lib/api/v3/timeentries/timeentryrepresenter.rb and...

CVE-2026-67527 OpenProject: Improper Access Control through /api/v3/work_packages/<X.id> via PATCH parameter "fileLinks"

OpenProject is open-source, web-based project management software. Prior to 17.6.0, PATCH /api/v3/workpackages/id accepted links.fileLinks and allowed authenticated users with editworkpackages but without managefilelinks to resolve Storages::FileLink records by raw id, detach or hard-delete...

PT-2026-66602

Name of the Vulnerable Software and Affected Versions OpenProject versions prior to 17.6.0 Description An issue exists where the API endpoints 'GET /api/v3/time entries' and 'GET /api/v3/cost entries' render links.workPackage.title and links.workPackage.href via the associated resource in the fil...

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-2026-44735

OpenProject is open-source, web-based project management software. Prior to 17.3.2 and 17.4.0, the GET /api/v3/shares endpoint returns share details for ALL work packages in a project to any user with the viewsharedworkpackages permission. The authorization check operates at the project level onl...

CVE-2026-44735 OpenProject: Shares API Information Disclosure

OpenProject is open-source, web-based project management software. Prior to 17.3.2 and 17.4.0, the GET /api/v3/shares endpoint returns share details for ALL work packages in a project to any user with the viewsharedworkpackages permission. The authorization check operates at the project level onl...

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-2026-49355 OpenProject: Private work package data disclosure through single meeting agenda item API

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-2026-49355 OpenProject: Private work package data disclosure through single meeting agenda item API

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...

EUVD-2026-39877

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 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-2026-52781 OpenProject: Stored XSS on openproject.example.com through /api/v3/projects/{project}/work_packages via POST parameter "description"

OpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, the HTML sanitizer grants elements unrestricted data- attributes via :data wildcard. An attacker injects data-controller="poll-for-changes" into a work package description, causing Stimulus.js to mount ...

CVE-2026-52785

OpenProject prior to versions 17.3.3 and 17.4.1 contains a SQL injection in the timestamps functionality. The vulnerability is tied to the baseline comparison feature, where the timestamps parameter can be used to request historic work-package attributes. The issue is fixed in 17.3.3 and 17.4.1. ...

CVE-2026-52785 OpenProject: SQL injection in timestamps functionality

OpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, there is a SQL injection in timestamps functionality. OpenProject baseline comparison allows callers to request historic work-package attributes using the timestamps parameter. This vulnerability is fix...