Vulnerability Details CVE-2026-46609
Umbraco is an ASP.NET CMS. From version 14.0.0 to before version 17.4.0, authenticated users are able to inject HTML into an input field, which is rendered in the confirmation dialog without proper output encoding. This issue has been patched in version 17.4.0.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 8.8%
CVSS Severity
CVSS v3 Score 4.6