CVE-2026-77100
MediaAgent Denial of Service
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | commvault |
| Product | commvault cloud |
| Published | Oct 13, 2026 |
| Last Updated | Oct 13, 2026 |
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Affected Versions
Commvault / Commvault Cloud
11.46.0 ≤ 11.46.29 11.44.0 ≤ 11.44.24 11.40.0 ≤ 11.40.77 11.36.0 ≤ 11.36.126
References
Credits
🔍 Michael Tucker and Tan Chew Keong from the XOR team at JPMorgan Chase.