CVE-2026-77093

CvFWD Denial of Service

Published Oct 13, 2026 CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
Description
CvFWD contained an integer overflow affecting service availability. Software customers upgrade to resolved maintenance release. Update all Commvault installations, including CommServe, Webserver, Command Center, MediaAgents, Clients and HyperScale

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Weaknesses CWE-680
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-190
Type Values Removed Values Added
Weaknesses CWE-680
Type Values Removed Values Added
Description CvFWD contained an integer overflow affecting service availability. Software customers upgrade to resolved maintenance release. Update all Commvault installations, including CommServe, Webserver, Command Center, MediaAgents, Clients and HyperScale
Title CvFWD Denial of Service
References
Metrics cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
Commvault
Published
Updated
Oct 14, 2026, 6:54 PM
Reserved
Aug 20, 2026, 10:56 AM
Status
Awaiting Analysis
Published
Oct 13, 2026, 3:17 PM
Modified
Oct 14, 2026, 7:17 PM