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CVE-2026-21830— HCL BigFix AEX is affected by multiple security vulnerabilities.

Quick assessment

Affected
HCL Software BigFix AEX
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 AEX 产品受到 aws-sdk 包中一个漏洞的影响。该漏洞可能导致 AWS API 请求被发送至非预期或非 AWS 的端点。

CVSS 3.7 · Low

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-21830

Vulnerability Information
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Vulnerability Title
HCL BigFix AEX is affected by multiple security vulnerabilities.
Source: CVE Program / CVE List V5
Vulnerability Description
HCL BigFix AEX product is affected by a vulnerability in the aws-sdk package.. It may cause AWS API requests to be sent to unintended or non‐AWS endpoints.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
HCL Software BigFix AEX V13.0 -

II. Public POCs for CVE-2026-21830

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-21830

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Other References for CVE-2026-21830 (1)

Same Patch Batch · HCL Software · 2026-10-28 · 6 CVEs total

CVE-2026-67074 9.1 CRITICAL HCL BigFix AEX is affected by multiple security vulnerabilities.
CVE-2026-67073 8.6 HIGH HCL BigFix AEX is affected by multiple security vulnerabilities.
CVE-2026-67080 6.5 MEDIUM HCL BigFix AEX is affected by multiple security vulnerabilities.
CVE-2026-67079 6.4 MEDIUM HCL BigFix AEX is affected by multiple security vulnerabilities.
CVE-2026-67077 4.2 MEDIUM HCL BigFix AEX is affected by multiple security vulnerabilities.

IV. Related Vulnerabilities

Same product: BigFix AEX
Same vendor: HCL Software
Same weakness: CWE-20