Roundcube 1.6.18 and 1.7.3 Released With Fix for RCE and SSRF Vulnerabilities

Roundcube has released versions 1.6.18 and 1.7.3 to address eleven security vulnerabilities affecting its webmail platform. The updates fix a remote code execution flaw, server-side request forgery bypasses, injection vulnerabilities, and stored cross-site scripting issues. Administrators using Roundcube 1.6.x or 1.7.x should update as soon as possible. The most serious issue is a remote code execution vulnerability in the markasjunk plugin. The flaw affects the plugin’s cmd_learn driver, which is used to send messages to a spam-learning backend. Security researcher nept1337 reported the issue. Successful exploitation could allow an attacker to execute commands within the affected Roundcube environment, posing a direct risk to the...

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