Command Restriction Bypass

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-13737
StatePUBLISHED
AssignerCommvault
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-11 12:17:37 UTC
Updated2026-08-11 17:17:47 UTC
DescriptionCommServe contained an allowlist bypass vulnerability affecting command execution authorization. Software customers upgrade to resolved maintenance release. Update all Commvault installations, including Commserve, Webserver, Command Center, Media Agents, Clients and HyperScale X.

Risk And Classification

Primary CVSS: v4.0 9.2 CRITICAL from 050066fd-a2f9-4f32-ab5d-4c53f48bc333

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

EPSS: 0.004250000 probability, percentile 0.351970000 (date 2026-08-12)

Problem Types: CWE-863 | CWE-863: Incorrect Authorization | CWE-863 CWE-863 Incorrect Authorization

VersionSourceTypeScoreSeverityVector
4.0050066fd-a2f9-4f32-ab5d-4c53f48bc333Secondary9.2CRITICALCVSS: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/C...
4.0CNACVSS9.2CRITICALCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
High
Attack Requirements
None
Privileges Required
None
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Commvault Commvault Cloud affected 11.46.0 11.46.9 custom Windows, Linux
CNA Commvault Commvault Cloud affected 11.44.0 11.44.10 custom Windows, Linux
CNA Commvault Commvault Cloud affected 11.40.0 11.40.62 custom Windows, Linux
CNA Commvault Commvault Cloud affected 11.36.0 11.36.113 custom Windows, Linux

References

ReferenceSourceLinkTags
documentation.commvault.com/securityadvisories/CV_2026_07_8.html 050066fd-a2f9-4f32-ab5d-4c53f48bc333 documentation.commvault.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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