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 outside the intended restricted path.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.003 (24.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 24.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- SonicWall Email Security — versions 10.0.33.8195 and earlier versions
- SonicWall Email Security Appliance 5000
- SonicWall Email Security Appliance 5000 Firmware
- SonicWall Email Security Appliance 5050
- SonicWall Email Security Appliance 5050 Firmware
- SonicWall Email Security Appliance 7000
- SonicWall Email Security Appliance 7000 Firmware
- SonicWall Email Security Appliance 7050
- SonicWall Email Security Appliance 7050 Firmware
- SonicWall Email Security Appliance 9000
Weakness classification (CWE)
References
- psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0018 (vendor-advisory, Vendor Advisory)
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.