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CVE-2026-23651— Microsoft ACI Confidential Containers Elevation of Privilege Vulnerability

Quick assessment

Affected
Microsoft Microsoft ACI Confidential Containers
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.

Microsoft Azure Compute Gallery是美国Microsoft公司的一个管理虚拟机的服务。 Azure Compute Gallery存在安全漏洞，该漏洞源于正则表达式过于宽松，可能导致授权攻击者本地权限提升。

CVSS 6.7 · Medium EPSS 0.60% · P47

Affected Version Matrix 1

VendorProduct Version RangeStatus
Microsoft Microsoft ACI Confidential Containers - affected
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I. Basic Information for CVE-2026-23651

Vulnerability Information
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Vulnerability Title
Microsoft ACI Confidential Containers Elevation of Privilege Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Permissive regular expression in Azure Compute Gallery allows an authorized attacker to elevate privileges locally.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
宽松定义的正则表达式
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Azure Compute Gallery 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Azure Compute Gallery是美国Microsoft公司的一个管理虚拟机的服务。 Azure Compute Gallery存在安全漏洞，该漏洞源于正则表达式过于宽松，可能导致授权攻击者本地权限提升。
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 ACI Confidential Containers - -

II. Public POCs for CVE-2026-23651

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III. Intelligence Information for CVE-2026-23651

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Vendor Advisories for CVE-2026-23651 (1)

Same Patch Batch · Microsoft · 2026-03-05 · 5 CVEs total

CVE-2026-21536 9.8 CRITICAL Microsoft Devices Pricing Program Remote Code Execution Vulnerability
CVE-2026-26125 8.6 HIGH Payment Orchestrator Service Elevation of Privilege Vulnerability
CVE-2026-26124 6.7 MEDIUM Microsoft ACI Confidential Containers Elevation of Privilege Vulnerability
CVE-2026-26122 6.5 MEDIUM Microsoft ACI Confidential Containers Information Disclosure Vulnerability

IV. Related Vulnerabilities

Same product: Microsoft ACI Confidential Containers
Same vendor: Microsoft
Same weakness: CWE-625

V. Comments for CVE-2026-23651

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