CVE-2026-97334

High

Description

The network messaging layer contained improper handling of highly compressed data affecting service availability. Software customers upgrade to resolved maintenance release. Update all Commvault installations, including CommServe server, Web Server, Command Center, MediaAgents, clients, and HyperScale.

SeverityHigh
CVSS8.7
Exploit probability—
ProductCommvault Cloud
PublishedOct 13, 2026
First seenOct 13, 2026
Weakness typeCWE-409CWE-409

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
Commvault Commvault Cloud11.46.0 ≤ v ≤ 11.46.29, 11.44.0 ≤ v ≤ 11.44.24, 11.40.0 ≤ v ≤ 11.40.77, 11.36.0 ≤ v ≤ 11.36.126—

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