Stored cross-site scripting in SonicWall On-premise Email Security (ES) - CVE-2026-3468

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Main Vulnerability Database Vulnerabilities #VU124782

Stored cross-site scripting in SonicWall On-premise Email Security (ES) - CVE-2026-3468

Published: April 1, 2026


Vulnerability identifier: #VU124782
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-3468
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: SonicWall
Affected software:
SonicWall On-premise Email Security (ES)

Detailed vulnerability description

The disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote privileged user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.


How to mitigate CVE-2026-3468

Install updates from vendor's website.

Sources