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CVE-2026-56589— HCL BigFix Service Management is affected by multiple security vulnerabilities.

Quick assessment

Affected
HCL Software HCL BigFix Service Management
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.

HCL BigFix Service Management 存在存储型跨站脚本（XSS）漏洞，攻击者可借此在应用程序中注入并持久化恶意脚本。当受害者访问受影响页面时，这些脚本将被执行，从而导致会话劫持以及敏感数据泄露。

CVSS 7.2 · High

Possible ATT&CK Techniques 1 AI

T1059.007 · JavaScript
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I. Basic Information for CVE-2026-56589

Vulnerability Information
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Vulnerability Title
HCL BigFix Service Management is affected by multiple security vulnerabilities.
Source: CVE Program / CVE List V5
Vulnerability Description
HCL BigFix Service Management is affected by a Stored Cross-Site Scripting (XSS) vulnerability, which could allow an attacker to inject and store malicious scripts within the application that execute when a victim views the affected page, enabling session hijacking and the theft of sensitive data.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A: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
HCL Software HCL BigFix Service Management Version 27 -

II. Public POCs for CVE-2026-56589

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III. Intelligence Information for CVE-2026-56589

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Other References for CVE-2026-56589 (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-2026-67171 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-2026-66248 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: HCL BigFix Service Management
Same vendor: HCL Software
Same weakness: CWE-79

V. Comments for CVE-2026-56589

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