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 delete its background image. Version 2.2.0 fixes the issue.
Advisories
Source ID Title
Github GHSA Github GHSA GHSA-564f-wx8x-878h Vikunja read-only users can delete project background images via broken object-level authorization
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 20 Mar 2026 15:00:00 +0000

Type Values Removed Values Added
Description 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 delete its background image. Version 2.2.0 fixes the issue.
Title Read-only Vikunja users can delete project background images via broken object-level authorization
Weaknesses CWE-863
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-03-20T14:42:14.137Z

Reserved: 2026-03-18T21:23:36.676Z

Link: CVE-2026-33312

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-03-20T15:16:18.010

Modified: 2026-03-20T15:16:18.010

Link: CVE-2026-33312

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses