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CRITICAL · 9.8

CVE-2026-13738

CommServe contained an authorization bypass vulnerability affecting a limited set of command execution operations. Software customers upgrade to resolved maintenance release. Update all Commvault in...

Vulnerability Description

CommServe contained an authorization bypass vulnerability affecting a limited set of command execution operations. Software customers upgrade to resolved maintenance release. Update all Commvault installations, including Commserve, Webserver, Command Center, Media Agents, Clients and HyperScale X.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
CommvaultCommvault>= 11.36.0, < 11.36.114

Related Weaknesses (CWE)

CWE-863

References

FAQ

What is CVE-2026-13738?

CVE-2026-13738 is a vulnerability with a CVSS score of 9.8 (CRITICAL). CommServe contained an authorization bypass vulnerability affecting a limited set of command execution operations. Software customers upgrade to resolved maintenance release. Update all Commvault in...

How severe is CVE-2026-13738?

CVE-2026-13738 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-13738?

Check the references section above for vendor advisories and patch information. Affected products include: Commvault Commvault.