Path Traversal in Sonicwall Email Security

CVE-2025-40605

A Path Traversal vulnerability has been identified in the Email Security appliance allows an attacker to manipulate file system paths by injecting crafted directory-traversal sequences (such as ../) and may access files and directories out…

EPSS: 0.003 (24.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-40605?
CVE-2025-40605 is a medium-severity vulnerability in Sonicwall Email Security, classified under Relative Path Traversal. CVSS score: 5.3/10. Published 2025-11-20.
How severe is CVE-2025-40605?
Medium severity. CVSS v3 base score is 5.3 out of 10.