Stored XSS vulnerability in html fieldtypes allow authenticated users with field management permissions to inject malicious JavaScript that executes when viewed by higher-privileged users.
This has been fixed in 6.3.2 and 5.73.9.
{
"cwe_ids": [
"CWE-79"
],
"github_reviewed": true,
"github_reviewed_at": "2026-02-19T20:30:38Z",
"nvd_published_at": "2026-02-21T05:17:29Z",
"severity": "HIGH"
}