CVE-2026-48842
Published:May 25, 2026
Updated:June 11, 2026
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.
Affected Packages
https://github.com/roundcube/roundcubemail.git (GITHUB):
Affected version(s) >=v0.1-beta2 <1.6.16Fix Suggestion:
Update to version 1.6.16https://github.com/roundcube/roundcubemail.git (GITHUB):
Affected version(s) =1.7.0 <1.7.1Fix Suggestion:
Update to version 1.7.1roundcube/roundcubemail (PHP):
Affected version(s) >=dev-release-1.7 <1.6.16Fix Suggestion:
Update to version 1.6.16roundcube/roundcubemail (PHP):
Affected version(s) =1.7.0 <1.7.1Fix Suggestion:
Update to version 1.7.1Related Resources (6)
Do you need more information?
Contact UsCVSS v4
Base Score:
9.2
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.1
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
EPSS
Base Score:
0.13