medium · CVSS v3 5.4 · CVSS v4 5.3

CVE-2026-123503

Vikunja before 2.7.1 contains an improper authorization vulnerability in canDoBucket that allows users with project writ…

Description

Vikunja before 2.7.1 contains an improper authorization vulnerability in canDoBucket that allows users with project write access to delete buckets via a mismatched view ID. Attackers can request deletion through another view's bucket endpoint to bypass the last-bucket rule, leaving dangling default/done bucket references and inconsistent task buckets.

Scores

Severity
medium
CVSS v2
5.5
CVSS v3
5.4
CVSS v4
5.3
EPSS
—

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