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 P…
Exact source revision recorded 25 Oct 2026 16:19:22 UTC. It does not establish the source's current position. Latest evidence.
nvd · CVE-2026-91984
PublishedNVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.
Source analysis status: Deferred
Weakness classifications: CWE-639
Original publisher date fields
published: 2026-09-15T16:17:55.903
lastModified: 2026-09-17T20:18:54.770
No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.
Original source record · Cite this exact observation · Complete original publisher JSON