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CVE-2026-66249— HCL iControl is affected by a Missing Secure Attribute 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“缺少安全属性”漏洞，该漏洞可能允许攻击者拦截通过未加密的 HTTP 连接传输的 Cookie，从而非法提取敏感信息（例如会话标识符）。

CVSS 3.1 · Low

Possible ATT&CK Techniques 1 AI

T1557 · Adversary-in-the-Middle
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I. Basic Information for CVE-2026-66249

Vulnerability Information
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Vulnerability Title
HCL iControl is affected by a Missing Secure Attribute vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
iControl is affected by a Missing Secure Attribute vulnerability, which could allow an attacker to intercept cookies transmitted over unencrypted HTTP connections, enabling the unauthorized extraction of sensitive information such as session identifiers.
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
HTTPS会话中未设置’Secure’属性的敏感Cookie
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-2026-66249

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III. Intelligence Information for CVE-2026-66249

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Other References for CVE-2026-66249 (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-2026-67106 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-2026-67171 5.3 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-2025-31980 4.3 MEDIUM HCL BigFix Service Management is affected by multiple security vulnerabilities.
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-2026-66248 3.1 LOW HCL iControl is affected by an Improper Error Handling vulnerability
CVE-2026-66253 3.1 LOW HCL iControl is affected by a Session Timeout 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-614

V. Comments for CVE-2026-66249

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