CVE-2026-5433

Improper sanitization

Published May 21, 2026 CVSS 3.1 · 9.1 Critical EPSS < 1% KEV · Not listed
Description
Honeywell Control
Network Module (CNM) contains command injection vulnerability
in the web interface. An attacker could exploit this vulnerability via command
delimiters, potentially resulting in Remote Code Execution (RCE). 



Honeywell
recommends updating to the most recent version of this product, service or
offering [200.1]. The CNM versions affected are from [100.1, 101.1, 110.1, and 110.2].

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Weaknesses CWE-78
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description This CVE ID has been rejected or withdrawn by its CVE Numbering Authority. Honeywell Control Network Module (CNM) contains command injection vulnerability in the web interface. An attacker could exploit this vulnerability via command delimiters, potentially resulting in Remote Code Execution (RCE).  Honeywell recommends updating to the most recent version of this product, service or offering [200.1]. The CNM versions affected are from [100.1, 101.1, 110.1, and 110.2].
Title Improper sanitization
References
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H'}

Type Values Removed Values Added
Title Improper Sanitization in CNM Web Interface
Metrics ssvc

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

Type Values Removed Values Added
CPEs cpe:2.3:h:honeywell:control_network_module:-:*:*:*:*:*:*:*
cpe:2.3:o:honeywell:control_network_module_firmware:*:*:*:*:*:*:*:*
Vendors & Products Honeywell control Network Module
Honeywell control Network Module Firmware
References
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H'}

Type Values Removed Values Added
Description Honeywell Control Network Module (CNM) contains command injection vulnerability in the web interface. An attacker could exploit this vulnerability via command delimiters, potentially resulting in Remote Code Execution (RCE). This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.
Type Values Removed Values Added
First Time appeared Honeywell control Network Module
Honeywell control Network Module Firmware
Weaknesses CWE-77
CPEs cpe:2.3:h:honeywell:control_network_module:-:*:*:*:*:*:*:*
cpe:2.3:o:honeywell:control_network_module_firmware:*:*:*:*:*:*:*:*
Vendors & Products Honeywell control Network Module
Honeywell control Network Module Firmware
Type Values Removed Values Added
First Time appeared Honeywell
Honeywell control Network Module (cnm)
Vendors & Products Honeywell
Honeywell control Network Module (cnm)
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Weaknesses CWE-78
Type Values Removed Values Added
Description Honeywell Control Network Module (CNM) contains command injection vulnerability in the web interface. An attacker could exploit this vulnerability via command delimiters, potentially resulting in Remote Code Execution (RCE).
Title Improper Sanitization in CNM Web Interface
References
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Honeywell
Published
Updated
Jul 30, 2026, 4:50 PM
Reserved
Apr 2, 2026, 4:12 PM
Status
Undergoing Analysis
Published
May 21, 2026, 9:16 AM
Modified
Oct 14, 2026, 8:10 PM