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CVE-2026-76753— Unauthenticated Format String Vulnerability in HPE Networking ClearPass Policy Manager

Quick assessment

Affected
Hewlett Packard Enterprise (HPE) ClearPass Policy Manager (CPPM)
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.

在受影响的惠普网络（HPE Networking）ClearPass Policy Manager 服务的某个接口中存在格式化字符串漏洞，攻击者可利用该漏洞在未认证的情况下远程破坏进程内存。成功利用该漏洞可能允许攻击者执行任意代码。

CVSS 9.8 · Critical EPSS 0.53% · P43

Affected Version Matrix 2

VendorProduct Version RangeStatus
Hewlett Packard Enterprise (HPE) ClearPass Policy Manager (CPPM) 6.14.0≤ 6.14.0 affected
6.11.0≤ 6.11.15 affected
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I. Basic Information for CVE-2026-76753

Vulnerability Information
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Vulnerability Title
Unauthenticated Format String Vulnerability in HPE Networking ClearPass Policy Manager
Source: CVE Program / CVE List V5
Vulnerability Description
A format string vulnerability in an affected service interface of HPE Networking ClearPass Policy Manager could allow an unauthenticated remote attacker to corrupt process memory. Successful exploitation could allow an attacker to execute arbitrary code.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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) ClearPass Policy Manager (CPPM) 6.14.0 ~ 6.14.0 -

II. Public POCs for CVE-2026-76753

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III. Intelligence Information for CVE-2026-76753

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Vendor Advisories for CVE-2026-76753 (1)

Same Patch Batch · Hewlett Packard Enterprise (HPE) · 2026-10-06 · 37 CVEs total

CVE-2026-79798 9.9 CRITICAL Authenticated SQL Injection Vulnerabilities in ClearPass Policy Manager Web-Based Manageme
CVE-2026-76744 9.8 CRITICAL Unauthenticated Buffer Overflow Vulnerabilities lead to Remote Code Execution in AOS-S
CVE-2026-76743 9.8 CRITICAL Authentication Bypass Vulnerability in the Management Interface of AOS-S
CVE-2026-76742 9.8 CRITICAL Authentication Bypass in the Web Management Interface of AOS-S
CVE-2026-79796 9.8 CRITICAL Authentication Bypass Vulnerabilities in ClearPass Policy Manager
CVE-2026-79801 9.8 CRITICAL Unauthenticated Missing Integrity Verification allows Remote Code Execution in ClearPass P
CVE-2026-76754 9.8 CRITICAL Unauthenticated SQL Injection Vulnerability leads to Remote Code Execution in ClearPass Po
CVE-2026-76751 9.8 CRITICAL Missing Integrity Verification in the OnGuard Agent of ClearPass Policy Manager Allows Una
CVE-2026-76750 9.8 CRITICAL Unauthenticated Deserialization of Untrusted Data allows Remote Code Execution in the Web
CVE-2026-76752 9.8 CRITICAL Authentication Bypass Vulnerabilities in HPE Networking ClearPass Policy Manager Allow Una
CVE-2026-79805 9.8 CRITICAL Authenticated Path Traversal Vulnerability Leads to Unauthorized File Access and Modificat
CVE-2026-76745 9.6 CRITICAL Unauthenticated Adjacent Memory Corruption Vulnerabilities Leading to Remote Code Executio
CVE-2026-76746 9.3 CRITICAL Unauthenticated Adjacent Buffer Overflow Vulnerability Leading to Information Disclosure i
CVE-2026-76747 9.1 CRITICAL Unauthenticated Buffer Overflow Vulnerabilities lead to Information Disclosure in AOS-S
CVE-2026-79794 9.1 CRITICAL Authenticated SQL Injection Vulnerability in ClearPass Policy Manager Web-based Management
CVE-2026-79797 8.8 HIGH Improper Access Control in HPE Networking ClearPass Android Client Application
CVE-2026-79802 8.8 HIGH Command Injection Vulnerability in the ClearPass Policy Manager Client Software
CVE-2026-79800 8.8 HIGH Authenticated Path Traversal Vulnerability Leads to Remote Code Execution in ClearPass Pol
CVE-2026-79803 8.8 HIGH Authenticated Command Injection Leading to Privilege Escalation in ClearPass Policy Manage
CVE-2026-79799 8.8 HIGH Unauthenticated Stored Cross-Site Scripting (XSS) Vulnerability in ClearPass Policy Manage

Showing top 20 of 37 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: ClearPass Policy Manager (CPPM)
Same vendor: Hewlett Packard Enterprise (HPE)

V. Comments for CVE-2026-76753

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