Vulnerability · Published Oct 13, 2026 · Assigned by Commvault
CVE-2026-18228Hyperscale Path Traversal
High 7.1
In plain English
A high-severity path traversal in Commvault Cloud from Commvault. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities).
Severity (CVSS 4.0)7.1High
Exploit odds (30 days)0.4%top 68.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
HyperScale contained a path traversal issue affecting information disclosure. Software customers upgrade to resolved maintenance release. Update Commvault installation of HyperScale MediaAgents.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Commvault | Commvault Cloud | 11.46.0 – through 11.46.2911.44.0 – through 11.44.2411.40.0 – through 11.40.7711.36.0 – through 11.36.126 |
Weakness: CWE-22 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N