Patch Forecast
Amber warning
Patch this week.

CVE-2026-97334

The network messaging layer contained improper handling of highly compressed data affecting service…

Risk score
63/100
CVSS
8.7 v4.0
Exploit chance (30 days)
0.4%
Published
13 Oct 2026

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What to know

What it is
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.
Affected
See advisory
Fix
Apply the vendor's security update; see the linked advisory.
Exploitation
No known exploitation

Why it is Amber

  • CVSS 8.7 high
  • Remotely exploitable without logging in

References

Original 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.

Last activity 13 Oct 2026. Patch Forecast updates every hour.