HIGH 7.1 NVD
CVE-2026-123519
Vikunja before 2.7.1 contains a denial of service vulnerability that allows authenticated users to exhaust API process memory by uploading WeKan or vikunja-file
Vikunja before 2.7.1 contains a denial of service vulnerability that allows authenticated users to exhaust API process memory by uploading WeKan or vikunja-file imports with no item-count cap. Attackers can submit a ~22 MB WeKan JSON with hundreds of thousands of cards or duplicate IDs to the wekan migrate endpoint, triggering OOM and crashing the instance.
References
- https://github.com/go-vikunja/vikunja/security/advisories/GHSA-g2xc-jv9q-46wq
- https://www.vulncheck.com/advisories/vikunja-before-2.7.1-memory-exhaustion-dos-via-wekan-
This high severity vulnerability with a CVSS score of 7.1 was published on 2026-11-08 via NVD.
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