CVE-2012-6121: Roundcube Webmail

Medium severity, CVSS 4.3. EPSS: 2% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in Roundcube Webmail before 0.8.5 allows remote attackers to inject arbitrary web script or HTML via a (1) data:text or (2) vbscript link.

Affected products

• Roundcube Webmail: up to and including 0.8.4; version 0.1 only; version 0.1.1 only; version 0.2 only; version 0.2.1 only; version 0.2.2 only; …

Published 2013-02-24. Last modified 2026-06-16.