Vulnerability · Published Dec 18, 2025 · Assigned by Nozomi
CVE-2025-40898Path traversal in Import Arc data archive functionality in Guardian/CMC before 25.5.0
High 8.1
In plain English
A high-severity path traversal in CMC from Nozomi Networks. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 35% of all known vulnerabilities).
Severity (CVSS 3.1)8.1High
Exploit odds (30 days)0.4%top 65.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A path traversal vulnerability was discovered in the Import Arc data archive functionality due to insufficient validation of the input file. An authenticated user with limited privileges, by uploading a specifically-crafted Arc data archive, can potentially write arbitrary files in arbitrary paths, altering the device configuration and/or affecting its availability.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Nozomi Networks | Guardian | 0 – before 25.5.0 |
| Nozomi Networks | CMC | 0 – before 25.5.0 |
Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H