{“lastseen”:””,”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 \\u003ca\\u003e and \\u003cimg\\u003e tags), injected Markdown constructs produce phishing links and tracking pixels in legitimate notification emails. This vulnerability is fixed in 2.3.0.”,”published”:”2026-04-10T16:07:07.846Z”,”modified”:”2026-04-10T16:07:07.846Z”,”type”:”cve”,”title”:”Vikunja has HTML Injection via Task Titles in Overdue Email Notifications”,”source”:”GitHub_M”,”references”:”https:\/\/github.com\/go-vikunja\/vikunja\/security\/advisories\/GHSA-45q4-x4r9-8fqj\\nhttps:\/\/github.com\/go-vikunja\/vikunja\/pull\/2580\\nhttps:\/\/github.com\/go-vikunja\/vikunja\/commit\/0f3730d045f20e261e3cdfc6d93c325653395b64\\nhttps:\/\/github.com\/go-vikunja\/vikunja\/releases\/tag\/v2.3.0″,”id”:”CVE-2026-35600″,”bulletinFamily”:””,”cwe”:[“CWE-79″],”cvelist”:null,”sourceData”:”go-vikunja vikunja \\u003c 2.3.0″,”sourceHref”:””,”cvss”:{“score”:5.4,”severity”:”MEDIUM”,”vector”:”CVSS:3.1\/AV:N\/AC:L\/PR:L\/UI:R\/S:C\/C:L\/I:L\/A:N”,”version”:”3.1″},”cvss2″:{},”cvss3″:{“version”:””,”vectorString”:””,”baseScore”:0,”baseSeverity”:””,”attackVector”:””,”attackComplexity”:””,”privilegesRequired”:””,”userInteraction”:””,”scope”:””,”confidentialityImpact”:””,”integrityImpact”:””,”availabilityImpact”:””,”cvssV3″:{“version”:””,”vectorString”:””,”baseScore”:0,”baseSeverity”:””,”attackVector”:””,”attackComplexity”:””,”privilegesRequired”:””,”userInteraction”:””,”scope”:””,”confidentialityImpact”:””,”integrityImpact”:””,”availabilityImpact”:””}},”href”:””,”category_name”:”CVE”,”post_link”:””,”product”:”vikunja”,”version”:”\\u003c 2.3.0″,”vendor”:”go-vikunja”,”ai_description”:””,”ai_severity”:””,”ai_vendor”:””,”ai_product”:””,”ai_version”:””,”ai_score”:0}<\/p>\n","protected":false},"excerpt":{"rendered":"
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