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High 8.7Published Oct 13, 2026

CVE-2026-77090CVFS Information Disclosure

Updated under an hour ago ()

Does this affect you?

It affects Commvault Cloud and 1 other product. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.33%, higher than 25% of scored CVEs.

CVFS contained an XML external entity (XXE) reference handling issue affecting information dislcosure. Software customers upgrade to resolved maintenance release. Update CVFS.

CVSS
8.7 HIGH (v4.0, CNA)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
Weakness (CWE)
CWE-611
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
0.33% (percentile 25)
Assigned by
Commvault
NVD analysis
Awaiting Analysis
Record last updated
Oct 14, 2026
First seen by InfoSec Signals
Oct 13, 2026

Affected products

Affected products
Commvault Commvault Cloud
commvault:cloud (from the name)
from 11.46.0 through 11.46.29; fixed at 11.46.30; from 11.44.0 through 11.44.24; fixed at 11.44.25; from 11.40.0 through 11.40.77; fixed at 11.40.78; from 11.36.0 through 11.36.126; fixed at 11.36.127
CNA record
Commvault Grid(HSX) CVFS
commvault:grid_hsx_cvfs (from the name)
from 5.0.1.0 through 5.0.14.4; fixed at 5.0.14.5
CNA record

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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