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Vulnerability record · CVE-2025-40889 · published 7 October 2025

CVE-2025-40889: Nozominetworks cmc path traversal vulnerability

Nozominetworks · Cmc

A path traversal vulnerability was discovered in the Time Machine functionality due to missing validation of two input parameters. An authenticated user with limited privileges, by issuing a specifically-crafted request, can potentially alter the structure and content of files in the /data folder, and/or affect their availability.

7.2 CVSS 4.0 High EPSS 0.41% · top 67.7% CWE-22 · Path traversal
7.2CVSS 4.0 base score
0.41%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

A path traversal vulnerability was discovered in the Time Machine functionality due to missing validation of two input parameters. An authenticated user with limited privileges, by issuing a specifically-crafted request, can potentially alter the structure and content of files in the /data folder, and/or affect their availability.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://security.nozominetworks.com/NN-2025:9-01 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-40889), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.