CVE-2026-5433: CWE‑77 – Improper Neutralization of Special Elements in Honeywell International Inc. Control Network Module (CNM)
A command injection vulnerability exists in Honeywell International Inc. 's Control Network Module (CNM) web interface, allowing an attacker with high privileges to execute arbitrary commands remotely. This vulnerability is due to improper neutralization of special elements (command delimiters) in user input. The vulnerability is rated critical with a CVSS score of 9. 1. No official patch or remediation guidance has been provided yet, and there are no known exploits in the wild at this time.
AI Analysis
Technical Summary
CVE-2026-5433 is a critical command injection vulnerability in Honeywell's Control Network Module (CNM) version 100.1. The flaw arises from improper neutralization of special elements in the web interface, enabling an attacker with high privileges to inject commands via command delimiters. Successful exploitation could lead to remote code execution with full impact on confidentiality, integrity, and availability. The vulnerability is confirmed and published but lacks an official remediation or patch at this time.
Potential Impact
Exploitation of this vulnerability could allow a privileged attacker to execute arbitrary commands remotely on the affected CNM device, potentially resulting in full system compromise. The CVSS score of 9.1 reflects critical impact on confidentiality, integrity, and availability. There are currently no known exploits in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict access to the CNM web interface to trusted administrators only and monitor for suspicious activity. Avoid exposing the interface to untrusted networks.
CVE-2026-5433: CWE‑77 – Improper Neutralization of Special Elements in Honeywell International Inc. Control Network Module (CNM)
Description
A command injection vulnerability exists in Honeywell International Inc. 's Control Network Module (CNM) web interface, allowing an attacker with high privileges to execute arbitrary commands remotely. This vulnerability is due to improper neutralization of special elements (command delimiters) in user input. The vulnerability is rated critical with a CVSS score of 9. 1. No official patch or remediation guidance has been provided yet, and there are no known exploits in the wild at this time.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-5433 is a critical command injection vulnerability in Honeywell's Control Network Module (CNM) version 100.1. The flaw arises from improper neutralization of special elements in the web interface, enabling an attacker with high privileges to inject commands via command delimiters. Successful exploitation could lead to remote code execution with full impact on confidentiality, integrity, and availability. The vulnerability is confirmed and published but lacks an official remediation or patch at this time.
Potential Impact
Exploitation of this vulnerability could allow a privileged attacker to execute arbitrary commands remotely on the affected CNM device, potentially resulting in full system compromise. The CVSS score of 9.1 reflects critical impact on confidentiality, integrity, and availability. There are currently no known exploits in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict access to the CNM web interface to trusted administrators only and monitor for suspicious activity. Avoid exposing the interface to untrusted networks.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Honeywell
- Date Reserved
- 2026-04-02T16:12:22.574Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a0eee5b7b8e1438d0bb6cca
Added to database: 5/21/2026, 11:36:59 AM
Last enriched: 5/21/2026, 11:37:16 AM
Last updated: 5/21/2026, 12:52:36 PM
Views: 3
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