What’s Vulnerable › Vulnerabilities

CVE-2026-77100: MediaAgent Denial of Service

• Severity: high (CVSS 8.7 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-13 · updated 2026-10-14
• Weakness: CWE-122

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.

Affected products

• Commvault Cloud: from 11.46.0 through 11.46.29; from 11.44.0 through 11.44.24; from 11.40.0 through 11.40.77; from 11.36.0 through 11.36.126

References

• https://documentation.commvault.com/securityadvisories/CV_2026_10_6.html

Get alerted when CVE-2026-77100 or the next vulnerability affects your stack