Vikunja: Scoped API tokens with projects.background permission can delete project backgrounds

Summary Vikunja's scoped API token enforcement for custom project background routes is method-confused. A token with only projects.background can successfully delete a project background, while a token with only projects.backgrounddelete is rejected. This is a scoped-token authorization bypass...

SUSE CVE-2026-33312

Vikunja is an open-source self-hosted task management platform. Starting in version 0.20.2 and prior to version 2.2.0, the DELETE /api/v1/projects/:project/background endpoint checks CanRead permission instead of CanUpdate, allowing any user with read-only access to a project to permanently delet...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization via the RemoveProjectBackground process. An attacker can permanently delete background images by sending a DELETE request to the relevant API endpoint with only read-level permissions. Remediation Upgrade...

GHSA-564F-WX8X-878H Vikunja read-only users can delete project background images via broken object-level authorization

Summary The DELETE /api/v1/projects/:project/background endpoint checks CanRead permission instead of CanUpdate, allowing any user with read-only access to a project to permanently delete its background image. Details The RemoveProjectBackground handler pkg/modules/background/handler/background.g...

EUVD-2026-13708

Vikunja read-only users can delete project background images via broken object-level authorization...

CVE-2026-33312 Read-only Vikunja users can delete project background images via broken object-level authorization

Vikunja is an open-source self-hosted task management platform. Starting in version 0.20.2 and prior to version 2.2.0, the DELETE /api/v1/projects/:project/background endpoint checks CanRead permission instead of CanUpdate, allowing any user with read-only access to a project to permanently delet...