Description
Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7.1 has Pre-authentication SQL injection in the virtuser_query plugin via a preg_replace() backslash escape bypass.
Problem types
CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Product status
1.6.0 (semver) before 1.6.16
1.7.0 (semver) before 1.7.1
References
www.openwall.com/lists/oss-security/2026/06/03/17
roundcube.net/...026/05/24/security-updates-1.6.16-and-1.7.1
github.com/roundcube/roundcubemail/releases/tag/1.7.1
github.com/...ommit/3406183a9976e36f992d3468f37d0e2346526ee9
github.com/roundcube/roundcubemail/releases/tag/1.6.16
github.com/...ommit/87124cc7136a48b5fa9d2b40dfead6e9dcaeaf4b