CVE-2026-77103

EUVD-2026-72729
CommServe contained an authentication bypass issue affecting access authorization and information disclosure. Software customers upgrade to resolved maintenance release. Update CommServe.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
CommvaultCNA
8.7 HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
commvaultcommvault
11.46.0 ≤
𝑥
≤ 11.46.19
CNA
commvaultcommvault
11.44.0 ≤
𝑥
≤ 11.44.19
CNA
commvaultcommvault
11.40.0 ≤
𝑥
≤ 11.40.71
CNA
commvaultcommvault
11.36.0 ≤
𝑥
≤ 11.36.122
CNA
Common Weakness Enumeration
References
https://documentation.commvault.com/securityadvisories/CV_2026_08_5.html