CVE-2026-48842
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.1epss 0.8%
exploitation probability
0.8%top 48% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Roundcube · WebmailReferences
https://github.com/roundcube/roundcubemail/commit/3406183a9976e36f992d3468f37d0e2346526ee9https://github.com/roundcube/roundcubemail/commit/87124cc7136a48b5fa9d2b40dfead6e9dcaeaf4bhttps://github.com/roundcube/roundcubemail/releases/tag/1.6.16https://github.com/roundcube/roundcubemail/releases/tag/1.7.1https://roundcube.net/news/2026/05/24/security-updates-1.6.16-and-1.7.1http://www.openwall.com/lists/oss-security/2026/06/03/17