Vulnerability details
CVE-2026-77099
Commvault CloudCommvault Grid CVFS
CVFS Command Execution
CVSS 4.0
9.3Critical
Official description
CVFS contained an input validation issue affecting command execution. Software customers upgrade to resolved maintenance release. Update CVFS.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 9.3Critical | 4.0 | CVEProject cvelistV5 (CNA) (Commvault) | 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 |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Commvault | Commvault Cloud | 11.36.0 ≤ v ≤ 11.36.126 | CVEProject cvelistV5 (CNA) |
| Commvault | Commvault Cloud | 11.40.0 ≤ v ≤ 11.40.77 | CVEProject cvelistV5 (CNA) |
| Commvault | Commvault Cloud | 11.44.0 ≤ v ≤ 11.44.24 | CVEProject cvelistV5 (CNA) |
| Commvault | Commvault Cloud | 11.46.0 ≤ v ≤ 11.46.29 | CVEProject cvelistV5 (CNA) |
| Commvault | Grid(HSX) CVFS | 5.0.1.0 ≤ v ≤ 5.0.14.4 | CVEProject cvelistV5 (CNA) |
References and advisories
1
Kolun on Telegram @kolunsec
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Details
- Published
- 2026-10-13
- Last updated
- 2026-10-14
- State
- Published
- Assigner (CNA)
- Commvault
- Kolun priority
- 22 · Low
Exploit prediction (EPSS)
0.38%
Probability of exploitation in 30 days
33.2%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')