CommVault SystemsCVE-2026-13738
Commvault Cloud: improper authorization
Critical9.2CVE-2026-13738 · Published Aug 11, 2026 · updated Sep 11, 2026
CommServe contained an authorization bypass vulnerability affecting a limited set of command execution operations. Software customers upgrade to resolved maintenance release. Update all Commvault installations, including Commserve, Webserver, Command Center, Media Agents, Clients and HyperScale X.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Commvault Cloud Product | >= 11.46.0, <= 11.46.9 | No fix yet |
| >= 11.44.0, <= 11.44.10 | No fix yet | |
| >= 11.40.0, <= 11.40.62 | No fix yet | |
| >= 11.36.0, <= 11.36.113 | No fix yet |
Details and references
- CVSS 4.0
- CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-863
More CommVault Systems advisories
All CommVault Systems| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Sep 8 | Commvault Cloud: heap buffer overflow | High8.7 | No fix yet |
| Sep 8 | Commvault Cloud: stack buffer overflow | High8.7 | No fix yet |
| Sep 8 | Commvault Cloud: SQL injection | High8.8 | No fix yet |
| Sep 8 | Commvault Cloud: missing authentication | High8.8 | No fix yet |
| Aug 11 | Commvault Cloud: server-side request forgery | High8.8 | No fix yet |
| Aug 11 | Commvault Cloud: improper authorization | Critical9.2 | No fix yet |