CVE-2026-19472
Rockwell Automation ArmorStart® LT Denial Of Service
Description
A denial-of-service security issue exists within ArmorStart® LT. The security issue stems from improper handling of a crafted HTTP PUT request sent to the embedded web server. This can result in a loss of web server availability
INFO
Published Date :
Sept. 1, 2026, 1:18 p.m.
Last Modified :
Sept. 1, 2026, 1:18 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 4.0 | HIGH | b73dd486-f505-4403-b634-40b078b177f0 | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Apply the latest vendor patches or updates for ArmorStart® LT.
- Configure the web server to properly validate HTTP PUT requests.
- Implement input validation for all incoming HTTP requests.
- Monitor web server for unusual request patterns.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-19472.
| URL | Resource |
|---|---|
| https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1797.html |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-19472 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-19472
weaknesses.
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-2026-19472 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-19472 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.
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New CVE Received by [email protected]
Sep. 01, 2026
Action Type Old Value New Value Added Description A denial-of-service security issue exists within ArmorStart® LT. The security issue stems from improper handling of a crafted HTTP PUT request sent to the embedded web server. This can result in a loss of web server availability Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-770 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/19xxx/CVE-2026-19472.json">CVE-2026-19472</a> Added Reference https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1797.html