Two OS command injection vulnerabilities were discovered in the update installation functionality due to insufficient validation of the update bundle contents. An attacker with administrative privileges can remotely supply a crafted update bundle that, when installed, causes arbitrary commands to be executed with root privileges, allowing the attacker to read or modify sensitive data, change the appliance configuration, or shut down the appliance.

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Advisories

No advisories yet.

Fixes

Solution

Upgrade to v26.4.0 or later.


Workaround

Use internal firewall features to limit access to the web management interface.

History

Thu, 29 Oct 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Thu, 29 Oct 2026 11:00:00 +0000

Type Values Removed Values Added
Description Two OS command injection vulnerabilities were discovered in the update installation functionality due to insufficient validation of the update bundle contents. An attacker with administrative privileges can remotely supply a crafted update bundle that, when installed, causes arbitrary commands to be executed with root privileges, allowing the attacker to read or modify sensitive data, change the appliance configuration, or shut down the appliance.
Title Authenticated RCE in update functionality in Guardian/CMC before 26.4.0
First Time appeared Nozomi Networks
Nozomi Networks cmc
Nozomi Networks guardian
Weaknesses CWE-78
CPEs cpe:2.3:a:nozomi_networks:cmc:*:*:*:*:*:*:*:*
cpe:2.3:a:nozomi_networks:guardian:*:*:*:*:*:*:*:*
Vendors & Products Nozomi Networks
Nozomi Networks cmc
Nozomi Networks guardian
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 7.5, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:H/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: Nozomi

Published:

Updated: 2026-10-29T12:36:53.161Z

Reserved: 2026-03-24T16:06:11.951Z

Link: CVE-2026-33924

cve-icon Vulnrichment

Updated: 2026-10-29T12:30:09.597Z

cve-icon NVD

Status : Received

Published: 2026-10-29T11:17:33.010

Modified: 2026-10-29T13:17:10.983

Link: CVE-2026-33924

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-29T13:00:17Z

Weaknesses