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CVE-2026-6284— Horner Automation Cscape and XL4, XL7 PLC Weak password requirements

Quick assessment

Affected
Horner Automation Cscape
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.

Horner Automation Cscape等都是美国Horner Automation公司的产品。Horner Automation Cscape是一套用于工业控制系统开发的编程软件。Horner Automation XL7 PLC是一款集成触摸屏与控制功能的工业可编程逻辑控制器。Horner Automation XL4 PLC是一款集成触摸屏与控制功能的工业可编程逻辑控制器。 Horner Automation多款产品存在安全漏洞，该漏洞源于密码复杂性有限且无密码输入限制器，可能导致具有网络访

CVSS 9.1 · Critical EPSS 0.48% · P39
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I. Basic Information for CVE-2026-6284

Vulnerability Information
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Vulnerability Title
Horner Automation Cscape and XL4, XL7 PLC Weak password requirements
Source: CVE Program / CVE List V5
Vulnerability Description
An attacker with network access to the PLC is able to brute force discover passwords to gain unauthorized access to systems and services. The limited password complexity and no password input limiters makes brute force password enumeration possible.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
弱口令要求
Source: CVE Program / CVE List V5
Vulnerability Title
Horner Automation多款产品 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Horner Automation Cscape等都是美国Horner Automation公司的产品。Horner Automation Cscape是一套用于工业控制系统开发的编程软件。Horner Automation XL7 PLC是一款集成触摸屏与控制功能的工业可编程逻辑控制器。Horner Automation XL4 PLC是一款集成触摸屏与控制功能的工业可编程逻辑控制器。 Horner Automation多款产品存在安全漏洞，该漏洞源于密码复杂性有限且无密码输入限制器，可能导致具有网络访
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Horner Automation Cscape 10.0 -
Horner Automation XL7 PLC 15.60 -
Horner Automation XL4 PLC 16.32.0 -

II. Public POCs for CVE-2026-6284

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III. Intelligence Information for CVE-2026-6284

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Vendor Pages for CVE-2026-6284 (1)

IV. Related Vulnerabilities

Same product: Cscape
Same vendor: Horner Automation
Same weakness: CWE-521

V. Comments for CVE-2026-6284

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