CVE-2026-48848

roundcube: Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7 has insufficient HTML sanitization that could lead to Casc...

CVE-2026-48848 is fixed in roundcube on 1 platform, first by DEBIAN-CVE-2026-48848, released June 24, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.2
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0039
33rd percentile

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.

Where it's fixed

ProductFixed inFixReleased
Linux
roundcube · Debian 12.15 (bookworm) 1.6.5+dfsg-1+deb12u9 DEBIAN-CVE-2026-48848 Jun 24, 2026
roundcube · Debian 13.5 (trixie) 1.6.16+dfsg-0+deb13u1 DEBIAN-CVE-2026-48848 Jun 24, 2026
roundcube · Debian 14 1.6.16+dfsg-1 DEBIAN-CVE-2026-48848 Jun 24, 2026

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