Microsoft Security Center Center News

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Updated: 48 min 50 sec ago

CVE-2026-54986 Windows Win32k Elevation of Privilege Vulnerability

Tue, 07/14/2026 - 14:00
Heap-based buffer overflow in Windows Win32K allows an authorized attacker to elevate privileges locally.
Categories: Microsoft

CVE-2026-54993 Microsoft Windows Media Foundation Remote Code Execution Vulnerability

Tue, 07/14/2026 - 14:00
Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code locally.
Categories: Microsoft

CVE-2026-55001 Active Directory Domain Services Elevation of Privilege Vulnerability

Tue, 07/14/2026 - 14:00
Improper certificate validation in Windows Active Directory allows an authorized attacker to elevate privileges locally.
Categories: Microsoft

CVE-2026-54112 Windows Win32k Elevation of Privilege Vulnerability

Tue, 07/14/2026 - 14:00
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K allows an authorized attacker to elevate privileges locally.
Categories: Microsoft

CVE-2026-55004 Windows Print Configuration Elevation of Privilege Vulnerability

Tue, 07/14/2026 - 14:00
Double free in Microsoft Printer Drivers allows an authorized attacker to elevate privileges locally.
Categories: Microsoft

CVE-2026-54992 Microsoft Message Queuing Queue Manager Remote Code Execution Vulnerability

Tue, 07/14/2026 - 14:00
Heap-based buffer overflow in Windows Message Queuing Queue Manager allows an unauthorized attacker to execute code locally.
Categories: Microsoft

CVE-2026-54109 Windows Resilient File System (ReFS) Remote Code Execution Vulnerability

Tue, 07/14/2026 - 14:00
Integer overflow or wraparound in Windows Resilient File System (ReFS) allows an authorized attacker to execute code locally.
Categories: Microsoft

CVE-2026-54982 Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability

Tue, 07/14/2026 - 14:00
Integer underflow (wrap or wraparound) in Reliable Multicast Transport Driver (RMCAST) allows an unauthorized attacker to execute code over an adjacent network.
Categories: Microsoft

CVE-2026-54114 Windows Win32k Elevation of Privilege Vulnerability

Tue, 07/14/2026 - 14:00
Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.
Categories: Microsoft

CVE-2026-54996 Windows USB Print Driver Elevation of Privilege Vulnerability

Tue, 07/14/2026 - 14:00
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Print Driver allows an authorized attacker to elevate privileges locally.
Categories: Microsoft

CVE-2026-54119 Windows Active Directory Denial of Service Vulnerability

Tue, 07/14/2026 - 14:00
Loop with unreachable exit condition ('infinite loop') in Windows Active Directory allows an unauthorized attacker to deny service over a network.
Categories: Microsoft

CVE-2026-54997 Windows SMB Information Disclosure Vulnerability

Tue, 07/14/2026 - 14:00
Use of uninitialized resource in Windows SMB allows an authorized attacker to disclose information locally.
Categories: Microsoft

CVE-2026-54999 Windows TCP/IP Remote Code Execution Vulnerability

Tue, 07/14/2026 - 14:00
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows TCP/IP allows an unauthorized attacker to execute code over an adjacent network.
Categories: Microsoft

CVE-2026-55003 Windows Remote Desktop Protocol (RDP) Information Disclosure Vulnerability

Tue, 07/14/2026 - 14:00
Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information over a network.
Categories: Microsoft

CVE-2026-54995 Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability

Tue, 07/14/2026 - 14:00
Use after free in Reliable Multicast Transport Driver (RMCAST) allows an unauthorized attacker to execute code over a network.
Categories: Microsoft

CVE-2026-54122 Windows GDI+ Remote Code Execution Vulnerability

Tue, 07/14/2026 - 14:00
Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code locally.
Categories: Microsoft

CVE-2026-55005 Microsoft Exchange Server Remote Code Execution Vulnerability

Tue, 07/14/2026 - 14:00
Heap-based buffer overflow in Microsoft Exchange Server allows an authorized attacker to execute code over a network.
Categories: Microsoft

CVE-2026-55006 Microsoft Exchange Server Elevation of Privilege Vulnerability

Tue, 07/14/2026 - 14:00
Insufficient granularity of access control in Microsoft Exchange Server allows an authorized attacker to elevate privileges locally.
Categories: Microsoft

CVE-2026-55009 Microsoft Exchange Server Elevation of Privilege Vulnerability

Tue, 07/14/2026 - 14:00
Deserialization of untrusted data in Microsoft Exchange Server allows an authorized attacker to elevate privileges locally.
Categories: Microsoft

CVE-2026-50338 Azure Spring Apps Elevation of Privilege Vulnerability

Tue, 07/14/2026 - 14:00
Improper authentication in Azure Spring Apps allows an authorized attacker to elevate privileges over a network.
Categories: Microsoft

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