CVE-2026-48848

Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7 has insufficient HTML sanitization that could lead to Cascading Style Sheets (CSS) injection via an SVG document that has an animate element with the attributeName attribute.

More information : https://github.com/roundcube/roundcubemail/commit/58e5263f341e6a418774fb6d2643669a3c4d8a27