CVE-2010-0464: Roundcube Webmail

Medium severity, CVSS 5.0. EPSS: 2% chance of exploitation in the next 30 days.

Roundcube 0.3.1 and earlier does not request that the web browser avoid DNS prefetching of domain names contained in e-mail messages, which makes it easier for remote attackers to determine the network location of the webmail user by logging DNS requests.

Affected products

• Roundcube Webmail: up to and including 0.3.1; version 0.1 only; version 0.1.1 only; version 0.2 only; version 0.2.1 only; version 0.2.2 only; …

Published 2010-01-29. Last modified 2026-06-16.