Medium severity · published Nov 20, 2025
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…
5.3
CVSS
0.4%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 29% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ES
Email Security Appliance 5000 Firmware · Sonicwall
through 10.0.33.8195 · source: NVD
ES
Email Security Appliance 5050 Firmware · Sonicwall
through 10.0.33.8195 · source: NVD
ES
Email Security Appliance 7000 Firmware · Sonicwall
through 10.0.33.8195 · source: NVD
ES
Email Security Appliance 7050 Firmware · Sonicwall
through 10.0.33.8195 · source: NVD
ES
Email Security Appliance 9000 Firmware · Sonicwall
through 10.0.33.8195 · source: NVD
Affected product
ES
Email Security Appliance 5000 Firmware
Sonicwall
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-40605
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-40605
Vendor Advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0018
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