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CVE-2026-66253— HCL iControl is affected by a Session Timeout 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 存在会话超时漏洞，攻击者可利用未受监控或已废弃的活动会话，从而未经授权访问该应用程序，并能够以受害者身份执行操作。

CVSS 3.1 · Low

Possible ATT&CK Techniques 1 AI

T1550 · Use Alternate Authentication Material
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I. Basic Information for CVE-2026-66253

Vulnerability Information
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Vulnerability Title
HCL iControl is affected by a Session Timeout vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
iControl is affected by a Session Timeout vulnerability, which could allow an attacker to exploit an unattended or abandoned active session, enabling unauthorized access to the application and the ability to perform actions on behalf of the victim.
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
不充分的会话过期机制
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-2026-66253

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III. Intelligence Information for CVE-2026-66253

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Other References for CVE-2026-66253 (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-2026-66249 3.1 LOW HCL iControl is affected by a Missing Secure Attribute vulnerability
CVE-2026-66248 3.1 LOW HCL iControl is affected by an Improper Error Handling 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-613

V. Comments for CVE-2026-66253

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