{"id":"CVE-2026-35600","revision":"32281158dd514488a0610b6c8449af9e","records":[{"revision":"32281158dd514488a0610b6c8449af9e","observedAt":"2026-10-25T08:17:41.961+00:00","statement":{"source":"nvd","id":"CVE-2026-35600","aliases":[],"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":"2026-04-10T17:17:03.68+00:00","modifiedAt":"2026-06-17T10:40:50.577+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · security-advisories@github.com · Secondary","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","score":5.4,"severity":"MEDIUM"}],"references":["https://github.com/go-vikunja/vikunja/commit/0f3730d045f20e261e3cdfc6d93c325653395b64","https://github.com/go-vikunja/vikunja/pull/2580","https://github.com/go-vikunja/vikunja/releases/tag/v2.3.0","https://github.com/go-vikunja/vikunja/security/advisories/GHSA-45q4-x4r9-8fqj"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-35600","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-79"],"productCriteria":["cpe:2.3:a:vikunja:vikunja:*:*:*:*:*:*:*:*"],"sourceDates":{"published":"2026-04-10T17:17:03.680","lastModified":"2026-06-17T10:40:50.577"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-35600","identifiers":["CVE-2026-35600"]},"retained":false,"historicalAffected":[]}],"coverage":[]}