CVE-2026-26137— Microsoft Exchange Elevation of Privilege Vulnerability
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I. Basic Information for CVE-2026-26137
Vulnerability Information
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Vulnerability Title
Microsoft Exchange Elevation of Privilege Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Server-side request forgery (ssrf) in Microsoft Exchange allows an authorized attacker to elevate privileges over a network.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
服务端请求伪造(SSRF)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft 365 Copilot Business Chat 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft 365 Copilot Business Chat是美国Microsoft公司的一个AI聊天软件。 Microsoft 365 Copilot Business Chat存在代码问题漏洞，该漏洞源于服务端请求伪造，可能导致经过授权的攻击者通过网络提升权限。
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)
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Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Microsoft | Microsoft Exchange Online | - | - |
II. Public POCs for CVE-2026-26137
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Microsoft · 2026-03-19 · 11 CVEs total
| CVE-2026-32169 | 10.0 CRITICAL | Azure Cloud Shell Elevation of Privilege Vulnerability |
| CVE-2026-32191 | 9.8 CRITICAL | Microsoft Bing Images Remote Code Execution Vulnerability |
| CVE-2026-32194 | 9.8 CRITICAL | Microsoft Bing Images Remote Code Execution Vulnerability |
| CVE-2026-26139 | 8.6 HIGH | Microsoft Purview Elevation of Privilege Vulnerability |
| CVE-2026-26138 | 8.6 HIGH | Microsoft Purview Elevation of Privilege Vulnerability |
| CVE-2026-23658 | 8.6 HIGH | Azure DevOps: msazure Elevation of Privilege Vulnerability |
| CVE-2026-23659 | 8.6 HIGH | Azure Data Factory Information Disclosure Vulnerability |
| CVE-2026-26120 | 6.5 MEDIUM | Microsoft Bing Tampering Vulnerability |
| CVE-2026-26136 | 6.5 MEDIUM | Microsoft Copilot Information Disclosure Vulnerability |
| CVE-2026-24299 | 5.3 MEDIUM | M365 Copilot Information Disclosure Vulnerability |
IV. Related Vulnerabilities
Same vendor: Microsoft
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Microsoft Partner Center Spoofing Vulnerability - CVE-2026-33844
Azure Managed Instance for Apache Cassandra Remote Code Exec
Same weakness: CWE-918
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New API: SSRF Filter Bypass via 0.0.0.0
V. Comments for CVE-2026-26137
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