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CVE-2026-70178— Microsoft Fabric Elevation of Privilege Vulnerability

Quick assessment

Affected
Microsoft Microsoft Fabric
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 Fabric 中缺少授权机制，允许经过认证的攻击者通过网络提升权限。

CVSS 8.5 · High
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I. Basic Information for CVE-2026-70178

Vulnerability Information
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Vulnerability Title
Microsoft Fabric Elevation of Privilege Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Missing authorization in Microsoft Fabric allows an authorized attacker to elevate privileges over a network.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Microsoft Fabric - -

II. Public POCs for CVE-2026-70178

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III. Intelligence Information for CVE-2026-70178

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Vendor Advisories for CVE-2026-70178 (1)

Same Patch Batch · Microsoft · 2026-09-03 · 8 CVEs total

CVE-2026-83711 10.0 CRITICAL Microsoft Azure Active Directory B2C Elevation of Privilege Vulnerability
CVE-2026-70352 10.0 CRITICAL Azure AI Language Elevation of Privilege Vulnerability
CVE-2026-80098 9.3 CRITICAL Copilot Studio Elevation of Privilege Vulnerability
CVE-2026-62916 9.1 CRITICAL Microsoft Entra ID Elevation of Privilege Vulnerability
CVE-2026-69857 8.5 HIGH Azure Cosmos DB Spoofing Vulnerability
CVE-2026-65818 8.5 HIGH Power Automate Elevation of Privilege Vulnerability
CVE-2026-62906 7.4 HIGH Microsoft Discovery Studio Information Disclosure Vulnerability

IV. Related Vulnerabilities

Same product: Microsoft Fabric
Same vendor: Microsoft
Same weakness: CWE-862

V. Comments for CVE-2026-70178

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