CVE-2026-62643EPSS p36.0%

CVE-2026-62643CVE-2026-62643

roundcube / webmail

Description

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, insufficient Cascading Style Sheets (CSS) sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts. NOTE: this issue exists because of insufficient fixes for CVE-2026-35540 and CVE-2026-48843.

Scoring

CVSS 7.2 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
EPSS0.44% probability of exploitation · percentile 36.0% · 2026-10-05T12:00:23Z
Last modified2026-07-20
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.