Medium severity · published Oct 7, 2025
CVE-2025-3718
Client-side path traversal in Guardian/CMC before 25.2.0
5.4
CVSS
0.2%
EPSS
No
On KEV
Description
A client-side path traversal vulnerability was discovered in the web management interface front-end due to missing validation of an input parameter. An authenticated user with limited privileges can craft a malicious URL which, if visited by an authenticated victim, leads to a Cross-Site Scripting (XSS) attack.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 14% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CM
CMC · Nozomi Networks
before 25.2.0 · source: vendor, NVD
GU
Guardian · Nozomi Networks
before 25.2.0 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-3718
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-3718
Vendor Advisory
https://security.nozominetworks.com/NN-2025:4-01
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