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CVE-2026-19471— Rockwell Automation ArmorStart® LT Stored Cross-site scripting

Quick assessment

Affected
Rockwell Automation ArmorStart® LT
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ArmorStart® LT 中存在多个存储型跨站脚本（Stored XSS）安全问题。当用户输入未得到适当净化并被存储在服务器上时，攻击者即可注入恶意脚本，当其他用户访问受影响页面时，这些脚本将被执行，从而导致存储型 XSS 漏洞。

CVSS 6.9 · Medium

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2026-19471

Vulnerability Information
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Vulnerability Title
Rockwell Automation ArmorStart® LT Stored Cross-site scripting
Source: CVE Program / CVE List V5
Vulnerability Description
Multiple stored cross-site scripting security issues exist within ArmorStart® LT. Stored XSS occurs when user input is not properly sanitized and is stored on the server, allowing an attacker to inject malicious scripts that will be executed when other users access the affected page.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Rockwell Automation ArmorStart® LT v2.001 and below -

II. Public POCs for CVE-2026-19471

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III. Intelligence Information for CVE-2026-19471

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Vendor Advisories for CVE-2026-19471 (1)

Same Patch Batch · Rockwell Automation · 2026-09-01 · 14 CVEs total

CVE-2026-9621 9.2 CRITICAL RSLinx Classic® - Multiple Vulnerabilities
CVE-2026-9625 8.7 HIGH RSLinx Classic® - Multiple Vulnerabilities
CVE-2026-9624 8.7 HIGH RSLinx Classic® - Multiple Vulnerabilities
CVE-2026-9622 8.7 HIGH RSLinx Classic® - Multiple Vulnerabilities
CVE-2026-9637 8.7 HIGH CompactLogix® 5380 / ControlLogix® 5580 - Multiple Vulnerabilities
CVE-2026-84235 8.7 HIGH Rockwell Automation 1756-ENBT Denial of Service Vulnerability
CVE-2026-19472 8.7 HIGH Rockwell Automation ArmorStart® LT Denial Of Service
CVE-2025-12768 8.6 HIGH FactoryTalk® Historian Machine Edition - Out-of-Bounds Write Vulnerability
CVE-2026-16675 8.5 HIGH Rockwell Automation FactoryTalk® Activation Manager - Privilege Escalation
CVE-2026-9634 7.0 HIGH Redundancy Module Configuration Tool - Multiple Vulnerabilities
CVE-2026-9633 7.0 HIGH Redundancy Module Configuration Tool - Multiple Vulnerabilities
CVE-2026-12663 7.0 HIGH ControlFLASH ® – Improper Access Control
CVE-2026-12661 4.8 MEDIUM FactoryTalk® Historian Machine Edition - Out-of-Bounds Write Vulnerability

IV. Related Vulnerabilities

Same product: ArmorStart® LT
Same vendor: Rockwell Automation
Same weakness: CWE-79

V. Comments for CVE-2026-19471

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