CVE-2026-77090

EUVD-2026-98756
CVFS contained an XML external entity (XXE) reference handling issue affecting information dislcosure.  Software customers upgrade to resolved maintenance release. Update CVFS.
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: 24.46%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
commvaultcommvault
11.46.0 ≤
𝑥
≤ 11.46.29
CNA
commvaultcommvault
11.44.0 ≤
𝑥
≤ 11.44.24
CNA
commvaultcommvault
11.40.0 ≤
𝑥
≤ 11.40.77
CNA
commvaultcommvault
11.36.0 ≤
𝑥
≤ 11.36.126
CNA
commvaultcommvault
5.0.1.0 ≤
𝑥
≤ 5.0.14.4
CNA
Common Weakness Enumeration
References
https://documentation.commvault.com/securityadvisories/CV_2026_07_4.html