CVE-2025-40889: Path traversal in Time Machine functionality in Guardian/CMC before 25.2.0

Published Oct 7, 2025
·
Updated

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.

Affected Software

3 affected components
Guardian CMC<25.2.0
Nozominetworks Cmc<25.2.0
Nozominetworks Guardian<25.2.0

Remediation

Information

Upgrade to v25.2.0 or later.

Event History

Oct 7, 2025
CVE Published
via MITRE·12:37 PM
Data Sourced
via MITRE·12:37 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·01:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-40889?

CVE-2025-40889 is classified as a high-severity vulnerability due to its potential impact on file integrity.

2

How do I fix CVE-2025-40889?

To fix CVE-2025-40889, ensure proper validation of input parameters in the Time Machine functionality.

3

Who is affected by CVE-2025-40889?

CVE-2025-40889 affects users of Guardian CMC versions up to 25.2.0.

4

What type of vulnerability is CVE-2025-40889?

CVE-2025-40889 is a path traversal vulnerability that allows unauthorized manipulation of files.

5

What can an attacker do with CVE-2025-40889?

An attacker can potentially alter the structure and content of files by exploiting CVE-2025-40889.

Contact

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