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CVE-2026-76724— Unauthenticated Adjacent Command Injection Vulnerability in HPE Networking Instant ON APs Command Line Interface (CLI) Accessed by the PAPI Protocol

Quick assessment

Affected
Hewlett Packard Enterprise (HPE) Instant ON
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.

受影响的 HPE Networking Instant ON 接入点（AP）的命令行界面（CLI）中存在命令注入漏洞，未经身份验证的邻近攻击者可通过发送特制数据包执行命令注入。成功利用该漏洞可使攻击者以特权用户身份在底层操作系统上执行任意命令。

CVSS 9.6 · Critical EPSS 1.02% · P62

Affected Version Matrix 1

VendorProduct Version RangeStatus
Hewlett Packard Enterprise (HPE) Instant ON 0.0.0.0≤ 3.4.1.0 affected
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I. Basic Information for CVE-2026-76724

Vulnerability Information
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Vulnerability Title
Unauthenticated Adjacent Command Injection Vulnerability in HPE Networking Instant ON APs Command Line Interface (CLI) Accessed by the PAPI Protocol
Source: CVE Program / CVE List V5
Vulnerability Description
A command injection vulnerability exists in CLI of the affected HPE Networking Instant ON APs that could allow an unauthenticated adjacent attacker to perform command injection by sending specially crafted packets. Successful exploitation could allow an attacker to execute arbitrary commands as a privileged user on the underlying operating system.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Hewlett Packard Enterprise (HPE) Instant ON 0.0.0.0 ~ 3.4.1.0 -

II. Public POCs for CVE-2026-76724

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III. Intelligence Information for CVE-2026-76724

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Other References for CVE-2026-76724 (1)

Same Patch Batch · Hewlett Packard Enterprise (HPE) · 2026-09-29 · 18 CVEs total

CVE-2026-76722 9.8 CRITICAL Uncontrolled Format String Vulnerabilities lead to Remote Code Execution or Denial-of-Serv
CVE-2026-76721 9.8 CRITICAL Unauthenticated Buffer Overflow Vulnerability leads to Remote Code Execution in HPE Networ
CVE-2026-76725 9.6 CRITICAL Authentication Bypass in a Management Protocol of HPE Networking Instant ON APs
CVE-2026-76723 9.6 CRITICAL Unauthenticated Adjacent Buffer Overflow Vulnerabilities lead to Remote Code Execution in
CVE-2026-76726 8.1 HIGH Authentication Bypass Leading to Unauthorized Network Access in HPE Networking Instant ON
CVE-2026-76727 7.2 HIGH Authenticated Command Injection Vulnerabilities in HPE Networking Instant ON
CVE-2026-76728 7.2 HIGH Authenticated Server-Side Request Forgery Leading to Remote Code Execution in HPE Networki
CVE-2026-76729 6.6 MEDIUM Authenticated Format String Vulnerability allows Memory Corruption in HPE Networking Insta
CVE-2026-76730 6.5 MEDIUM Improper PAPI Packet handling leads to unauthorized access in HPE Networking Instant ON AP
CVE-2026-76731 6.5 MEDIUM Authentication Bypass in the Captive Portal of HPE Networking Instant On
CVE-2026-76732 6.4 MEDIUM Authenticated Local Privilege Escalation Vulnerability in a Daemon of HPE Networking Insta
CVE-2026-76733 4.9 MEDIUM Authenticated Denial-of-Service Vulnerability in HPE Networking Instant On API Endpoint
CVE-2026-76734 4.8 MEDIUM Unauthenticated Memory Corruption Vulnerability leads to Denial-of-Service in HPE Networki
CVE-2026-76735 4.1 MEDIUM Authenticated Local Sensitive Information Disclosure in HPE Networking Instant On
CVE-2026-76736 3.3 LOW Authenticated Local Buffer Overflow Vulnerability leads to Denial-of-Service in HPE Networ
CVE-2026-76737 3.0 LOW Authenticated Local Path Traversal Vulnerability Leads to Denial-of-Service in HPE Network
CVE-2026-76738 2.7 LOW Authenticated Buffer Overflow Vulnerability in the API Endpoint of HPE Networking Instant

IV. Related Vulnerabilities

Same product: Instant ON
Same vendor: Hewlett Packard Enterprise (HPE)

V. Comments for CVE-2026-76724

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