HIGH 7.1 NVD
CVE-2026-91970
Vikunja versions before 2.6.0 contain a resource exhaustion vulnerability in the Planka migrator that fails to enforce aggregate memory budgets during migration
Vikunja versions before 2.6.0 contain a resource exhaustion vulnerability in the Planka migrator that fails to enforce aggregate memory budgets during migration jobs. Authenticated attackers can submit migration requests pointing to attacker-controlled servers advertising numerous size-compliant attachments, exhausting worker memory and causing denial of service for all users.
References
- https://github.com/go-vikunja/vikunja/security/advisories/GHSA-wq92-8x3r-fm38
- https://www.vulncheck.com/advisories/vikunja-before-2.6.0-resource-exhaustion-via-planka-m
This high severity vulnerability with a CVSS score of 7.1 was published on 2026-09-15 via NVD.
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