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CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2026-91984

Vikunja before 2.6.0 Broken Object-Level Authorization via task-position

Description

Vikunja before 2.6.0 fails to validate that user-supplied project_view_id in task-position requests belongs to the task's project. Authenticated attackers can insert task position rows into arbitrary other tenant project views via POST or PUT task-position endpoints.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

go-vikunja vikunja

Default version status: unaffected

  • 0 to < 2.6.0affected
  • 2.6.0unaffected

References