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Critical 9.3Published Oct 13, 2026
CVE-2026-77099CVFS Command Execution
Updated under an hour ago ()
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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 0.39%, higher than 31% of scored CVEs.
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CVFS contained an input validation issue affecting command execution. Software customers upgrade to resolved maintenance release. Update CVFS.
- CVSS
- 9.3 CRITICAL (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- Weakness (CWE)
- CWE-78
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.39% (percentile 31)
- Assigned by
- Commvault
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 14, 2026
- First seen by InfoSec Signals
- Oct 13, 2026
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
- https://documentation.commvault.com/securityadvisories/CV_2026_10_9.html
The CVE record on cve.org NVD's entry
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.