MEDIUM 5.3 NVD
CVE-2026-123527
Vikunja from 2.4.0 before 2.7.1 contains an authorization bypass vulnerability that allows token holders to perform unintended operations due to colliding v1 an
Vikunja from 2.4.0 before 2.7.1 contains an authorization bypass vulnerability that allows token holders to perform unintended operations due to colliding v1 and v2 API token permission keys. Attackers with a token scoped to read project backgrounds can delete them via the v2 DELETE background route, and bucket create-only tokens can update existing buckets.
References
- https://github.com/go-vikunja/vikunja/security/advisories/GHSA-j5v7-qcwp-5g32
- https://www.vulncheck.com/advisories/vikunja-2.4.0-before-2.7.1-api-token-scope-collision-
This medium severity vulnerability with a CVSS score of 5.3 was published on 2026-11-08 via NVD.
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