CVE-2026-34327— Microsoft Partner Center Spoofing Vulnerability
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I. Basic Information for CVE-2026-34327
Vulnerability Information
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Vulnerability Title
Microsoft Partner Center Spoofing Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Externally controlled reference to a resource in another sphere in Microsoft Partner Center allows an unauthorized attacker to perform spoofing over a network.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
资源在另一范围的外部可控制索引
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft Partner Center 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Partner Center是美国微软（Microsoft）公司的一个在线平台。 Microsoft Partner Center存在安全漏洞，该漏洞源于外部控制的跨域资源引用，可能导致未经授权的攻击者通过网络进行欺骗。
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 |
|---|---|---|---|---|
| Microsoft | Microsoft Partner Center | - | - |
II. Public POCs for CVE-2026-34327
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Microsoft · 2026-05-07 · 12 CVEs total
| CVE-2026-42826 | 10.0 CRITICAL | Azure DevOps Information Disclosure Vulnerability |
| CVE-2026-33109 | 9.9 CRITICAL | Azure Managed Instance for Apache Cassandra Remote Code Execution Vulnerability |
| CVE-2026-35428 | 9.6 CRITICAL | Azure Cloud Shell Spoofing Vulnerability |
| CVE-2026-33823 | 9.6 CRITICAL | Microsoft Team Events Portal Information Disclosure Vulnerability |
| CVE-2026-33844 | 9.0 CRITICAL | Azure Managed Instance for Apache Cassandra Remote Code Execution Vulnerability |
| CVE-2026-32207 | 8.8 HIGH | Azure Machine Learning Notebook Spoofing Vulnerability |
| CVE-2026-35435 | 8.6 HIGH | Azure AI Foundry Elevation of Privilege Vulnerability |
| CVE-2026-41105 | 8.1 HIGH | Azure Monitor Action Group Notification System Elevation of Privilege Vulnerability |
| CVE-2026-33111 | 7.5 HIGH | Copilot Chat (Microsoft Edge) Information Disclosure Vulnerability |
| CVE-2026-26129 | 7.5 HIGH | M365 Copilot Information Disclosure Vulnerability |
| CVE-2026-26164 | 7.5 HIGH | M365 Copilot Information Disclosure Vulnerability |
IV. Related Vulnerabilities
Same product: Microsoft Partner Center
Same vendor: Microsoft
- CVE-2026-42826
Azure DevOps Information Disclosure Vulnerability - CVE-2026-35428
Azure Cloud Shell Spoofing Vulnerability - CVE-2026-35435
Azure AI Foundry Elevation of Privilege Vulnerability - CVE-2026-33844
Azure Managed Instance for Apache Cassandra Remote Code Exec - CVE-2026-33823
Microsoft Team Events Portal Information Disclosure Vulnerab
Same weakness: CWE-610
V. Comments for CVE-2026-34327
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