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CVE-2026-66248— HCL iControl is affected by an Improper Error Handling vulnerability

Quick assessment

Affected
HCL Software iControl
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.

iControl 存在一个错误处理不当的漏洞，该漏洞可能允许未经身份验证的攻击者触发详细的数据库和系统错误信息，从而泄露敏感的内部基础设施细节，进而被用于策划高级定向攻击。

CVSS 3.1 · Low

Possible ATT&CK Techniques 1 AI

T1592 · Gather Victim Host Information
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I. Basic Information for CVE-2026-66248

Vulnerability Information
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Vulnerability Title
HCL iControl is affected by an Improper Error Handling vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
iControl is affected by an Improper Error Handling vulnerability, which could allow an unauthenticated attacker to trigger verbose database and system errors, enabling the disclosure of sensitive internal infrastructure details used to plan advanced targeted attacks.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过错误消息导致的信息暴露
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
HCL Software iControl v4.5.0 -

II. Public POCs for CVE-2026-66248

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-66248

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Other References for CVE-2026-66248 (1)

Same Patch Batch · HCL Software · 2026-10-01 · 14 CVEs total

CVE-2026-66246 8.8 HIGH HCL iControl is affected by multiple security vulnerabilities
CVE-2026-67105 7.4 HIGH HCL BigFix Service Management is affected by multiple security vulnerabilities.
CVE-2026-56589 7.2 HIGH HCL BigFix Service Management is affected by multiple security vulnerabilities.
CVE-2026-67171 5.3 MEDIUM HCL BigFix Service Management is affected by multiple security vulnerabilities.
CVE-2026-67106 5.3 MEDIUM HCL BigFix Service Management is affected by multiple security vulnerabilities.
CVE-2026-67104 5.3 MEDIUM HCL BigFix Service Management is affected by multiple security vulnerabilities.
CVE-2025-31980 4.3 MEDIUM HCL BigFix Service Management is affected by multiple security vulnerabilities.
CVE-2026-66247 4.3 MEDIUM iControl不安全CORS策略致敏感数据泄露漏洞
CVE-2026-21833 3.7 LOW HCL AION is susceptible to a Missing "Content-Security-Policy" header Vulnerability (CVE-2
CVE-2026-67172 3.7 LOW HCL BigFix Service Management is affected by multiple security vulnerabilities.
CVE-2026-66253 3.1 LOW HCL iControl is affected by a Session Timeout vulnerability
CVE-2026-66249 3.1 LOW HCL iControl is affected by a Missing Secure Attribute vulnerability
CVE-2026-56599 2.2 LOW HCL BigFix Service Management is affected by multiple security vulnerabilities.

IV. Related Vulnerabilities

Same product: iControl
Same vendor: HCL Software
Same weakness: CWE-209

V. Comments for CVE-2026-66248

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