Roundcube · Roundcube Webmail · CVE-2026-35543
Name of the Vulnerable Software and Affected Versions
Roundcube Webmail versions prior to 1.5.14 and prior to 1.6.14
Description
A flaw exists in Roundcube Webmail that allows bypassing the remote image blocking feature. This bypass is achieved through specially crafted SVG content, specifically utilizing animate attributes within an email message. Successful exploitation could lead to information disclosure or access-control bypass.
Recommendations
Update Roundcube Webmail to version 1.5.14 or later.
Update Roundcube Webmail to version 1.6.14 or later.