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Microsoft Addresses 173 Vulnerabilities with New Security Enhancements

First seen 2 Dec 2025, 18:33 UTC • •18.2

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ThreatCluster •March 12, 2026 at 13:27 UTC

Microsoft has released patches for 173 vulnerabilities, including five critical flaws in Windows. Additionally, the company announced new security capabilities for its products, including Defender, Sentinel, Copilot, Intune, Purview, and Entra.

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Threat Graph

7 entities, 6 inferred relationships (STIX 2.1).

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Affected Platform (7)

Copilot
Defender
Entra
Intune
Purview
Sentinel
Windows

Relationships

Copilot related to Defender
Copilot related to Entra
Copilot related to Intune
Copilot related to Purview
Copilot related to Sentinel
Copilot related to Windows

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Critical BeyondTrust 9.3 Vulnerability Actively Exploited by Threat Actor A critical vulnerability (CVE-2026-102764) in BeyondTrust Remote Support has been discovered and is actively being exploited by the threat group ARMORY CASTLE, reportedly linked to China. The vulnerability, which has a CVSS score of 9.3, allows unauthenticated attackers to upload files and potentially compromise host…

Critical RCE Vulnerabilities in Ivanti EPMM Two critical vulnerabilities, CVE-2026-1281 and CVE-2026-1340, affecting Ivanti Endpoint Manager Mobile (EPMM) have been confirmed to allow unauthenticated remote code execution (RCE) through a Bash Arithmetic Expansion mechanism. The vulnerabilities were published on January 29, 2026, with a CVSS score of 9.8…

Microsoft Addresses 173 Vulnerabilities with New Security Enhancements

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Extracted Entities (7)

Platforms (7)

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