CVE-2026-48848
Published:May 25, 2026
Updated:June 11, 2026
Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7 has insufficient HTML sanitization that could lead to Cascading Style Sheets (CSS) injection via an SVG document that has an animate element with the attributeName attribute.
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 (5)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.9
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
LOW
Subsequent System Integrity
LOW
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.2
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
EPSS
Base Score:
0.04