CommServe 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.

Attack Vector Network

Attack Complexity High

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Commvault Commvault Cloud unknown
Version Status Constraints
11.46.0 affected ≤ 11.46.9
11.44.0 affected ≤ 11.44.10
11.40.0 affected ≤ 11.40.62
11.36.0 affected ≤ 11.36.113

No data.

No data.

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No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://documentation.commvault.com/securityadvisories/CV_2026_07_8.html cve-icon cve-icon
History

Tue, 11 Aug 2026 17:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-863
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 11 Aug 2026 17:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-285

Tue, 11 Aug 2026 11:30:00 +0000

Type Values Removed Values Added
Description CommServe 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.
Title Command Restriction Bypass
References
Metrics cvssV4_0

{'score': 9.2, 'vector': '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Commvault

Published:

Updated: 2026-08-11T16:49:09.354Z

Reserved: 2026-06-29T14:54:15.451Z

Link: CVE-2026-13737

cve-icon Vulnrichment

Updated: 2026-08-11T16:49:03.495Z

cve-icon NVD

Status : Received

Published: 2026-08-11T12:17:37.180

Modified: 2026-08-11T17:17:47.540

Link: CVE-2026-13737

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-11T16:45:03Z

Weaknesses