Path Traversal Vulnerability in Commvault HyperScale MediaAgents
CVE-2026-18228

7.1HIGH

Key Information:

Vendor

Commvault

Status
Commvault Cloud
Vendor
CVE Published:
13 October 2026

What is CVE-2026-18228?

Commvault HyperScale MediaAgents are impacted by a path traversal vulnerability that could lead to unauthorized information disclosure. This issue requires users to upgrade to a resolved maintenance release to ensure the security of their installations. It is crucial for customers to keep their software up to date to mitigate these potential risks.

Affected Version(s)

Commvault Cloud Windows 11.46.0 <= 11.46.29

Commvault Cloud Windows 11.44.0 <= 11.44.24

Commvault Cloud Windows 11.40.0 <= 11.40.77

References

https://documentation.commvault.com/securityadvisories/CV...

CVSS V4

Score:
7.1
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Thomas Pianezzola
.