#VU118632 Path traversal in SonicWall On-premise Email Security (ES) - CVE-2025-40605
Published: November 20, 2025
Vulnerability identifier: #VU118632
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-40605
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
SonicWall On-premise Email Security (ES)
SonicWall On-premise Email Security (ES)
Software vendor:
SonicWall
SonicWall
Description
The vulnerability allows a remote user to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences. A remote user can send a specially crafted HTTP request and read arbitrary files on the system.
Remediation
Install updates from vendor's website.