9.1
CRITICAL CVSS 3.1
CVE-2026-5433
Improper Sanitization in CNM Web Interface
Description

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.

INFO

Published Date :

May 21, 2026, 9:16 a.m.

Last Modified :

June 2, 2026, 2:16 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-5433 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Honeywell control_network_module_firmware
2 Honeywell control_network_module
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 CRITICAL 0dc86260-d7e3-4e81-ba06-3508e030ce8d
CVSS 3.1 CRITICAL [email protected]
Solution
Update the Honeywell Control Network Module to patch command injection vulnerability and prevent RCE.
  • Apply the latest firmware update for the CNM.
  • Restrict access to the CNM web interface.
  • Monitor network traffic for suspicious commands.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-5433 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-5433 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Rejected by [email protected]

    Jun. 02, 2026

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Jun. 02, 2026

    Action Type Old Value New Value
    Changed 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). Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.
    Removed CVSS V3.1 Honeywell International Inc.: AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
    Removed CWE NIST: CWE-77
    Removed CPE Configuration AND OR *cpe:2.3:o:honeywell:control_network_module_firmware:*:*:*:*:*:*:*:* versions from (including) 100.1 up to (including) 110.2 OR cpe:2.3:h:honeywell:control_network_module:-:*:*:*:*:*:*:*
    Removed Reference Honeywell International Inc.: https://process.honeywell.com/
    Removed Reference Type Honeywell International Inc.: https://process.honeywell.com/ Types: Vendor Advisory
  • Initial Analysis by [email protected]

    May. 22, 2026

    Action Type Old Value New Value
    Added CWE CWE-77
    Added CPE Configuration AND OR *cpe:2.3:o:honeywell:control_network_module_firmware:*:*:*:*:*:*:*:* versions from (including) 100.1 up to (including) 110.2 OR cpe:2.3:h:honeywell:control_network_module:-:*:*:*:*:*:*:*
    Added Reference Type Honeywell International Inc.: https://process.honeywell.com/ Types: Vendor Advisory
  • New CVE Received by [email protected]

    May. 21, 2026

    Action Type Old Value New Value
    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).
    Added CVSS V3.1 AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
    Added Reference https://process.honeywell.com/
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.