{"id":"EUVD-2026-78645","revision":"a80dff4010324742894afcbfeba4bbd8","records":[{"revision":"a80dff4010324742894afcbfeba4bbd8","observedAt":"2026-11-07T15:24:48.431+00:00","statement":{"source":"euvd","id":"EUVD-2026-78645","aliases":["CVE-2026-91969","GHSA-55p4-8j34-jv53","GHSA-pqf9-h8g4-8gmh"],"title":"vikunja versions before 2.6.0 contain a resource exhaustion vulnerability in the POST /api/v2/migration/csv/migrate endpoint that fails to limit parsed row cardinality. Authenticated attackers can upload multipart CSV files with millions of…","description":"vikunja versions before 2.6.0 contain a resource exhaustion vulnerability in the POST /api/v2/migration/csv/migrate endpoint that fails to limit parsed row cardinality. Authenticated attackers can upload multipart CSV files with millions of tiny records to exhaust process memory and terminate the API service.","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-pqf9-h8g4-8gmh","https://www.vulncheck.com/advisories/vikunja-before-2.6.0-resource-exhaustion-via-csv-migration"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-78645","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Sep 15, 2026, 3:18:20 PM","dateUpdated":"Sep 17, 2026, 7:28:14 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-2026-78645","identifiers":["EUVD-2026-78645","CVE-2026-91969","GHSA-55p4-8j34-jv53","GHSA-pqf9-h8g4-8gmh"]},"retained":false,"historicalAffected":[]}],"coverage":[]}