Patch Tuesday – June 2025

Summer is almost here! 🏖️ Before you head off to the pool, make sure you schedule system updates because Microsoft has published its monthly patches for June 2025 with fixes for 66 vulnerabilities including 9 rated as Critical. Read on to review the details!

Happy Patch Tuesday! On June 10, 2025, Microsoft released security updates for 66 vulnerabilities across 39 products. 9 of the vulnerabilities were rated as Critical and 57 were rated as Important. The monthly patch breakdown is provided below.

Patch Tuesday June 2025: Security Updates

Critical	# of Vulnerabilities
Microsoft Office	4
Microsoft Office SharePoint	1
Windows Cryptographic Services	1
Windows KDC Proxy Service (KPSSVC)	1
Windows Netlogon	1
Windows Remote Desktop Services	1
Important	# of Vulnerabilities
.NET and Visual Studio	1
App Control for Business (WDAC)	1
Microsoft AutoUpdate (MAU)	1
Microsoft Local Security Authority Server (lsasrv)	1
Microsoft Office	1
Microsoft Office Excel	2
Microsoft Office Outlook	2
Microsoft Office PowerPoint	1
Microsoft Office SharePoint	2
Microsoft Office Word	4
Nuance Digital Engagement Platform	1
Remote Desktop Client	1
Visual Studio	1
WebDAV	1
Windows Common Log File System Driver	1
Windows DHCP Server	2
Windows DWM Core Library	1
Windows Hello	1
Windows Installer	2
Windows Kernel	1
Windows Local Security Authority (LSA)	1
Windows Local Security Authority Subsystem Service (LSASS)	1
Windows Media	1
Windows Recovery Driver	1
Windows Remote Access Connection Manager	1
Windows Routing and Remote Access Service (RRAS)	2
Windows SDK	1
Windows Secure Boot	1
Windows Security App	1
Windows Shell	1
Windows SMB	2
Windows Standards-Based Storage Management Service	1
Windows Storage Management Provider	13
Windows Storage Port Driver	1
Windows Win32K - GRFX	1

As always, you can find more information on the specifics via the MSRC Security Update Guide at https://msrc.microsoft.com/update-guide/