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CVE-2026-73789— Unauthenticated Insecure Parameter Manipulation allows Data Tampering In CPPM Web Interface

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.

Hewlett Packard Enterprise ClearPass Policy Manager是美国Hewlett Packard Enterprise公司的一款面向企业网络的访问控制与策略管理软件，提供身份认证、授权与终端合规管控。 Hewlett Packard Enterprise ClearPass Policy Manager 6.12.0版本至6.12.8版本和6.11.0版本至6.11.14版本存在安全漏洞，该漏洞源于CPPM访客账户管理服务的Web管理界面存在缺陷，未经身份验证的远

CVSS 5.3 · Medium EPSS 0.40% · P32

Affected Version Matrix 2

VendorProduct Version RangeStatus
Hewlett Packard Enterprise (HPE) ClearPass Policy Manager (CPPM) 6.12.0≤ 6.12.8 affected
6.11.0≤ 6.11.14 affected
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I. Basic Information for CVE-2026-73789

Vulnerability Information
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Vulnerability Title
Unauthenticated Insecure Parameter Manipulation allows Data Tampering In CPPM Web Interface
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the web-based management interface of CPPM guest account management services could allow an unauthenticated remote attacker to manipulate account settings. Successful exploitation could allow an attacker to extend network access beyond policy limits, leading to unauthorized prolonged use of network resources.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/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 ClearPass Policy Manager 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hewlett Packard Enterprise ClearPass Policy Manager是美国Hewlett Packard Enterprise公司的一款面向企业网络的访问控制与策略管理软件，提供身份认证、授权与终端合规管控。 Hewlett Packard Enterprise ClearPass Policy Manager 6.12.0版本至6.12.8版本和6.11.0版本至6.11.14版本存在安全漏洞，该漏洞源于CPPM访客账户管理服务的Web管理界面存在缺陷，未经身份验证的远
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) ClearPass Policy Manager (CPPM) 6.12.0 ~ 6.12.8 -

II. Public POCs for CVE-2026-73789

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III. Intelligence Information for CVE-2026-73789

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Vendor Advisories for CVE-2026-73789 (1)

Same Patch Batch · Hewlett Packard Enterprise (HPE) · 2026-09-09 · 5 CVEs total

CVE-2026-73786 7.5 HIGH Unauthenticated Network-Based Denial of Service in CPPM systems
CVE-2026-73769 7.2 HIGH Authenticated Remote Code Execution in CPPM Web Interface
CVE-2026-73787 7.2 HIGH Authenticated Arbitrary File Write allows Remote Code Execution via CPPM Web Interface
CVE-2026-73788 6.5 MEDIUM Privilege Escalation in ClearPass OnGuard Agent

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-73789

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