CVE-2025-40889 — HIGH (8.1)

Q: How severe is CVE-2025-40889?

CVE-2025-40889 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2025-40889?

Check the references section above for vendor advisories and patch information. Affected products include: Nozominetworks Cmc, Nozominetworks Guardian.

Vulnerability 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 Score

8.1

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Nozominetworks	Cmc	< 25.2.0
Nozominetworks	Guardian	< 25.2.0

Related Weaknesses (CWE)

CWE-22

References

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

FAQ

What is CVE-2025-40889?

CVE-2025-40889 is a vulnerability with a CVSS score of 8.1 (HIGH). 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 specifica...

How severe is CVE-2025-40889?

CVE-2025-40889 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-40889?

Check the references section above for vendor advisories and patch information. Affected products include: Nozominetworks Cmc, Nozominetworks Guardian.