CVE-2026-77100
MediaAgent Denial of Service
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 0.3%
SSVC
No known exploit
Description
MediaAgent contained a heap-based buffer overflow issue affecting service availability. Software customers upgrade to resolved maintenance release. Update Commvault installation of MediaAgents and HyperScale.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (1)
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-122
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