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CVE-2026-97334

Network messaging layer decompression resource exhaustion

HIGH
8.7
CVSS Score
Published: October 13, 2026 at 02:27 PM UTC
Updated: October 14, 2026 at 04:04 PM UTC
1 product affected across 1 vendorCommvault

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Severity
HIGH8.7
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: cverecord
https://documentation.commvault.com/securityadvisories/CV_2026_10_3.html

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.7HIGHCommvault
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-409

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