CVE-2026-31833

creationtimestamp| type| source ---|---|--- 2026-03-12 11:40:06+00:00| seen| https://gist.github.com/alon710/ac739fc815a71a1bbc17c69f0d2579f2...

CVE-2026-31833

Umbraco is an ASP.NET CMS. From 16.2.0 to before 16.5.1 and 17.2.2, An authenticated backoffice user with access to Settings can inject malicious HTML into property type descriptions. Due to an overly permissive attributeNameCheck configuration /.+/ in the UFM DOMPurify instance, event handler...