VulnerabilityAnalyzed

CVE-2026-77097

Private Metrics Server contained a missing authentication condition affecting metrics upload functionality and service availability.

HIGH 8.8EPSS 0.26%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Private Metrics Server contained a missing authentication condition affecting metrics upload functionality and service availability. Software customers upgrade to resolved maintenance release. Update Private Metrics Server.

CVSS 4.0: 8.8 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.26% probability · 17th percentile
CISA KEV: Not listed
Weakness: CWE-306
Affected: commvault/commvault
Source: 050066fd-a2f9-4f32-ab5d-4c53f48bc333

References

https://documentation.commvault.com/securityadvisories/CV_2026_08_1.htmlVendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.