{"id":"EUVD-2026-21427","revision":"ad38e9e42f1242698ef9d7602bd37f4a","records":[{"revision":"ad38e9e42f1242698ef9d7602bd37f4a","observedAt":"2026-10-28T04:56:25.151+00:00","statement":{"source":"euvd","id":"EUVD-2026-21427","aliases":["CVE-2026-35600","GHSA-45q4-x4r9-8fqj"],"title":"Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, task titles are embedded directly into Markdown link syntax in overdue email notifications without escaping Markdown special characters. When rendered by goldma…","description":"Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, task titles are embedded directly into Markdown link syntax in overdue email notifications without escaping Markdown special characters. When rendered by goldmark and sanitized by bluemonday (which allows <a> and <img> tags), injected Markdown constructs produce phishing links and tracking pixels in legitimate notification emails. This vulnerability is fixed in 2.3.0.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","score":5.4,"severity":null}],"references":["https://github.com/go-vikunja/vikunja/security/advisories/GHSA-45q4-x4r9-8fqj","https://github.com/go-vikunja/vikunja/pull/2580","https://github.com/go-vikunja/vikunja/commit/0f3730d045f20e261e3cdfc6d93c325653395b64","https://github.com/go-vikunja/vikunja/releases/tag/v2.3.0"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-21427","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Apr 10, 2026, 4:07:07 PM","dateUpdated":"Apr 14, 2026, 3:01:18 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-2026-21427","identifiers":["EUVD-2026-21427","CVE-2026-35600","GHSA-45q4-x4r9-8fqj"]},"retained":false,"historicalAffected":[]}],"coverage":[]}