{"id":"EUVD-2026-78644","revision":"1db1407323d74367bd8136534360e96e","records":[{"revision":"1db1407323d74367bd8136534360e96e","observedAt":"2026-11-05T14:40:39.83+00:00","statement":{"source":"euvd","id":"EUVD-2026-78644","aliases":["CVE-2026-91968","GHSA-jfw3-2gcf-23r5","GHSA-xxc3-xpmc-vmvr"],"title":"vikunja versions before 2.6.0 contain a resource exhaustion vulnerability in the task-filter endpoint that accepts deeply nested filter expressions without recursion depth limits. Authenticated attackers can supply thousands of nested paren…","description":"vikunja versions before 2.6.0 contain a resource exhaustion vulnerability in the task-filter endpoint that accepts deeply nested filter expressions without recursion depth limits. Authenticated attackers can supply thousands of nested parentheses in the filter query parameter to exhaust memory and terminate the API process.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","score":7.1,"severity":null}],"references":["https://github.com/go-vikunja/vikunja/security/advisories/GHSA-xxc3-xpmc-vmvr","https://www.vulncheck.com/advisories/vikunja-before-2.6.0-denial-of-service-via-unbounded-filter-recursion"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-78644","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Sep 15, 2026, 3:18:20 PM","dateUpdated":"Sep 15, 2026, 3:56:07 PM"},"relatedAdvisories":[],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2026-78644","identifiers":["EUVD-2026-78644","CVE-2026-91968","GHSA-jfw3-2gcf-23r5","GHSA-xxc3-xpmc-vmvr"]},"retained":false,"historicalAffected":[]}],"coverage":[]}