Severity
High
Analysis Summary
CVE-2025-29833 CVSS:7.1
Time-of-check time-of-use (toctou) race condition in Windows Virtual Machine Bus allows an authorized attacker to execute code over a network.
CVE-2025-26685 CVSS:6.5
Improper authentication in Microsoft Defender for Identity allows an unauthorized attacker to perform spoofing over an adjacent network.
CVE-2025-27488 CVSS:6.7
Use of hard-coded credentials in Windows Hardware Lab Kit allows an authorized attacker to elevate privileges locally.
CVE-2025-29826 CVSS:7.3
Improper handling of insufficient permissions or privileges in Microsoft Dataverse allows an authorized attacker to elevate privileges over a network.
CVE-2025-30384 CVSS:7.4
Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code locally.
CVE-2025-30382 CVSS:7.8
Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code locally.
CVE-2025-30378 CVSS:7
Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code locally.
CVE-2025-29976 CVSS:7.8
Improper privilege management in Microsoft Office SharePoint allows an authorized attacker to elevate privileges locally.
CVE-2025-29975 CVSS:7.8
Improper link resolution before file access ('link following') in Microsoft PC Manager allows an authorized attacker to elevate privileges locally.
CVE-2025-29973 CVSS:7
Improper access control in Azure File Sync allows an authorized attacker to elevate privileges locally.
CVE-2025-29970 CVSS:7.8
Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.
CVE-2025-26684 CVSS:6.7
External control of file name or path in Microsoft Defender for Endpoint allows an authorized attacker to elevate privileges locally.
Impact
- Gain Access
- Code Execution
- Privilege Escalation
Indicators of Compromise
CVE
- CVE-2025-29833
- CVE-2025-26685
- CVE-2025-27488
- CVE-2025-29826
- CVE-2025-30384
- CVE-2025-30378
- CVE-2025-29976
- CVE-2025-29975
- CVE-2025-29973
- CVE-2025-29970
- CVE-2025-26684
Affected Vendors
- Microsoft
Affected Products
- Microsoft SharePoint Enterprise Server 2016 - 16.0.0
- Microsoft SharePoint Server 2019 - 16.0.0
- Microsoft SharePoint Server Subscription Edition - 16.0.0
- Microsoft Windows 10 Version 1809 - 10.0.17763.0
- Microsoft Windows Server 2019 - 10.0.17763.0
- Microsoft Windows Server 2019 (Server Core installation) - 10.0.17763.0
- Microsoft Windows Server 2022 - 10.0.20348.0
- Microsoft Windows 11 version 22H2 - 10.0.22621.0
- Microsoft Windows 10 Version 22H2 - 10.0.19045.0
- Microsoft Windows Server 2025 (Server Core installation) - 10.0.26100.0
- Microsoft Windows 11 version 22H3 - 10.0.22631.0
- Microsoft Windows Server 2012 (Server Core installation) - 6.2.9200.0
- Microsoft Windows Server 2012 R2 - 6.3.9600.0
- Microsoft Windows Server 2012 R2 (Server Core installation) - 6.3.9600.0
- Microsoft Windows 11 Version 23H2 - 10.0.22631.0
- Microsoft Windows 11 Version 24H2 - 10.0.26100.0
- Microsoft Windows Server 2016 - 10.0.14393.0
- Microsoft Windows Server 2016 (Server Core installation) - 10.0.14393.0
- Microsoft Windows Server 2025 - 10.0.26100.0
- Microsoft Windows 10 Version 1507 - 10.0.10240.0
- Microsoft Windows 10 Version 1607 - 10.0.14393.0
- Microsoft Windows 10 Version 21H2 - 10.0.19044.0
- Microsoft Defender for Identity
- Microsoft Windows HLK for Windows Server 2025 - 1.0.0
- Microsoft Windows 11 HLK 24H2 - 1.0.0
- Microsoft Windows 10 HLK Version 1809 - 1.0.0
- Microsoft Windows 10 HLK version 21H1 - 1.0.0
- Microsoft Windows 11 HLK 22H2 - 1.0.0
- Microsoft Windows HLK for Windows Server 2022 - 1.0.0
- Microsoft Windows 10 HLK version 20H2 - 1.0.0
- Microsoft Windows 10 HLK Version 22H2 - 1.0.0
- Microsoft Windows 10 HLK version 21H2 - 1.0.0
- Microsoft Windows HLK for Windows Server 2019 - 1.0.0
- Microsoft Dataverse - 10.0
- Microsoft PC Manager - 1.0.0
- Microsoft Azure File Sync - 1.0.0
- Microsoft Defender for Endpoint for Linux - 101.0.0
Remediation
Use Microsoft Automatic Update to apply the appropriate patch for your system, or the Microsoft Security Update Guide to search for available patches.