CVE-2011-1491: Roundcube Webmail

Low severity, CVSS 3.5. EPSS: 1.5% chance of exploitation in the next 30 days.

The login form in Roundcube Webmail before 0.5.1 does not properly handle a correctly authenticated but unintended login attempt, which makes it easier for remote authenticated users to obtain sensitive information by arranging for a victim to login to the attacker's account and then compose an e-mail message, related to a "login CSRF" issue.

Affected products

• Roundcube Webmail: up to and including 0.5; version 0.1 only; version 0.1.1 only; version 0.2 only; version 0.2.1 only; version 0.3 only; …

Published 2011-04-08. Last modified 2026-06-16.