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CVE-2026-73735— Authenticated Access Control Vulnerabilities allow Information Disclosure in HPE Networking Fabric Composer API

Quick assessment

Affected
Hewlett Packard Enterprise (HPE) Fabric Composer
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.

Hewlett Packard Enterprise Fabric Composer是美国Hewlett Packard Enterprise公司的一款网络编排与自动化管理平台。 Hewlett Packard Enterprise Fabric Composer 7.0.0版本至7.3.3版本存在权限许可和访问控制问题漏洞，该漏洞源于API权限验证不当，可能导致已认证的低权限操作员用户访问超出其权限级别的信息，获取有限信息和/或进行有限更改。

CVSS 5.4 · Medium EPSS 0.26% · P17

Affected Version Matrix 1

VendorProduct Version RangeStatus
Hewlett Packard Enterprise (HPE) Fabric Composer 7.0.0≤ 7.3.3 affected
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I. Basic Information for CVE-2026-73735

Vulnerability Information
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Vulnerability Title
Authenticated Access Control Vulnerabilities allow Information Disclosure in HPE Networking Fabric Composer API
Source: CVE Program / CVE List V5
Vulnerability Description
Vulnerabilities in the API of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to access some information beyond their privilege level. Successful exploitation could allow an attacker to obtain limited information and/or make limited changes beyond what is authorized by the user's existing privilege level.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Hewlett Packard Enterprise Fabric Composer 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hewlett Packard Enterprise Fabric Composer是美国Hewlett Packard Enterprise公司的一款网络编排与自动化管理平台。 Hewlett Packard Enterprise Fabric Composer 7.0.0版本至7.3.3版本存在权限许可和访问控制问题漏洞，该漏洞源于API权限验证不当，可能导致已认证的低权限操作员用户访问超出其权限级别的信息，获取有限信息和/或进行有限更改。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Hewlett Packard Enterprise (HPE) Fabric Composer 7.0.0 ~ 7.3.3 -

II. Public POCs for CVE-2026-73735

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III. Intelligence Information for CVE-2026-73735

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Same Patch Batch · Hewlett Packard Enterprise (HPE) · 2026-09-01 · 86 CVEs total

CVE-2026-76658 10.0 CRITICAL Unauthenticated Remote Code Execution in HPE Networking Fabric Composer SSH Daemon
CVE-2026-76657 10.0 CRITICAL Authentication Bypass in HPE Networking Fabric Composer API allows Administrative Access
CVE-2026-73749 9.8 CRITICAL Unauthenticated Buffer Overflow Vulnerabilities lead to Remote Code Execution in AOS-CX
CVE-2026-19766 9.6 CRITICAL Authentication Bypass leads to Administrative control of adjacent network hosts in HPE Net
CVE-2026-73701 9.0 CRITICAL Unauthenticated Remote Code Execution in HPE Networking Fabric Composer
CVE-2026-73700 9.0 CRITICAL Authenticated Stored Cross-Site Scripting Vulnerability (XSS) in HPE Networking Fabric Com
CVE-2026-73702 8.8 HIGH Authenticated Privilege Escalation Vulnerability in the API of HPE Networking Fabric Compo
CVE-2026-73703 8.8 HIGH Unauthenticated Stored Cross-Site Scripting (XSS) Vulnerability in HPE Networking Fabric C
CVE-2026-73704 8.8 HIGH Authenticated Command Injection Leading to Administrative Access in HPE Networking Fabric
CVE-2026-73705 8.8 HIGH Authenticated Arbitrary File Write leads to Remote Code Execution in HPE Networking Fabric
CVE-2026-73782 8.8 HIGH Unauthenticated Format String Vulnerability leads to Remote Code Execution in AOS-CX
CVE-2026-73750 8.8 HIGH Authenticated Buffer Overflow Vulnerabilities in AOS-CX API Endpoint Leads to Possible Cod
CVE-2026-73751 8.8 HIGH Authenticated Remote Command Injection in AOS-CX Web-based Management Interface
CVE-2026-73752 8.8 HIGH Unauthenticated Arbitrary File Write Vulnerability Leads to Remote Code Execution in AOS-C
CVE-2026-73753 8.8 HIGH Authenticated Remote Command Injection Vulnerabilities in AOS-CX Command Line Interface
CVE-2026-73706 8.6 HIGH Authentication Bypass in the API of HPE Networking Fabric Composer allows Data Exposure an
CVE-2026-73707 8.5 HIGH Authenticated Privilege Escalation via Broken Access Control in HPE Networking Fabric Comp
CVE-2026-73781 8.4 HIGH Authenticated Stored Cross-Site Scripting Vulnerability (XSS) in AOS-CX Web-Based Manageme
CVE-2026-73709 8.3 HIGH Unauthenticated Remote Code Execution during HPE Networking Fabric Composer Installation P
CVE-2026-73708 8.3 HIGH Fault in Business Logic allows Authenticated Sensitive Information Disclosure in HPE Netwo

Showing top 20 of 86 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Fabric Composer
Same vendor: Hewlett Packard Enterprise (HPE)