ZDI-CAN-13706: Commvault CommCell CVSearchService Authentication Bypass Vulnerability

This vulnerability allows remote attackers to bypass authentication on affected installations of Commvault CommCell. Authentication is not required to exploit this vulnerability. The specific flaw exists within the CVSearchService service. The issue results from the lack of proper validation prior to authentication. An attacker can leverage this vulnerability to bypass authentication on the system.

Affected Software

1 affected component
Commvault CommCell

Event History

Feb 24, 2026
Advisory Published
via ZDI·08:02 PM
Data Sourced
via ZDI·08:02 PM
DescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is the severity of ZDI-CAN-13706?

The severity of ZDI-CAN-13706 is considered critical as it allows remote attackers to bypass authentication without requiring any credentials.

2

How do I fix ZDI-CAN-13706?

To fix ZDI-CAN-13706, ensure that you apply the latest security patches provided by Commvault for the CommCell product.

3

What is the impact of the ZDI-CAN-13706 vulnerability?

The impact of ZDI-CAN-13706 is that it enables unauthorized access to the affected systems, potentially compromising sensitive data.

4

Who is affected by ZDI-CAN-13706?

Organizations using affected installations of Commvault CommCell are vulnerable to the ZDI-CAN-13706 authentication bypass flaw.

5

Is authentication required to exploit ZDI-CAN-13706?

No, authentication is not required to exploit ZDI-CAN-13706, making it easier for attackers to access the system.

Contact

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