Public security advisories
Current vulnerabilities, known exploitation, Microsoft security updates, and practical guidance from Griffin Technology Partners.
Primary sources
Microsoft Security Response Center
CISA Known Exploited Vulnerabilities
Vulnerability intelligence
Last collection: October 9, 2026
Six-hour refresh · Public-source information only
494 bulletins · Page 16 of 21
JSON feedA privilege escalation vulnerability exists when Windows improperly handles authentication requests. An attacker who successfully exploited this vulnerability could run processes in an elevated context.
Affected: Windows
Added to CISA KEV
A privilege escalation vulnerability exists when the Windows UPnP service improperly allows COM object creation.
Affected: Windows
Added to CISA KEV
smss.exe debugging subsystem in Microsoft Windows does not properly authenticate programs that connect to other programs, which allows local users to gain administrator or SYSTEM privileges.
Affected: Windows
Added to CISA KEV
A privilege elevation vulnerability exists in the POSIX subsystem. This vulnerability could allow a logged on user to take complete control of the system.
Affected: Windows
Added to CISA KEV
The kernel in Microsoft Windows does not properly validate changes to unspecified kernel objects, which allows local users to gain privileges via a crafted application.
Affected: Windows
Added to CISA KEV
Microsoft Office Excel allows remote attackers to execute arbitrary code via a spreadsheet with a FEATHEADER record containing an invalid cbHdrData size element that affects a pointer offset.
Affected: Excel
Added to CISA KEV
The kernel in Microsoft Windows, when access to 16-bit applications is enabled on a 32-bit x86 platform, does not properly validate certain BIOS calls, which allows local users to gain privileges.
Affected: Windows
Added to CISA KEV
A stack-based buffer overflow vulnerability exists in the parsing of RTF data in Microsoft Office and earlier allows an attacker to perform remote code execution.
Affected: Office
Added to CISA KEV
A remote code execution vulnerability exists in the Forefront Threat Management Gateway (TMG) Firewall Client Winsock provider that could allow code execution in the security context of the client application.
Affected: Forefront Threat Management Gateway (TMG)
Added to CISA KEV
The TabStrip ActiveX control in the Common Controls in MSCOMCTL.OCX in Microsoft Office allows remote attackers to execute arbitrary code via a crafted (1) document or (2) web page that triggers system-state corruption.
Affected: Office
Added to CISA KEV
This vulnerability may corrupt memory in a way that could allow an attacker to execute arbitrary code in the context of the current user within Internet Explorer.
Affected: Internet Explorer
Added to CISA KEV
A use-after-free vulnerability exists within CDisplayPointer in Microsoft Internet Explorer that allows an attacker to remotely execute arbitrary code.
Affected: Internet Explorer
Added to CISA KEV
Microsoft Windows NDProxy.sys in the kernel contains an improper input validation vulnerability which can allow a local attacker to escalate privileges.
Affected: Windows
Added to CISA KEV
A vulnerability exists in Windows Object Linking & Embedding (OLE) that could allow remote code execution if a user opens a file that contains a specially crafted OLE object.
Affected: Windows
Added to CISA KEV
Microsoft Office contains a memory corruption vulnerability that allows remote attackers to execute arbitrary code via a crafted document.
Affected: Office
Added to CISA KEV
An unspecified vulnerability exists in the Win32k.sys kernel-mode driver in Microsoft Windows Server that allows a local attacker to execute arbitrary code with elevated privileges.
Affected: Win32k
Added to CISA KEV
ATMFD.DLL in the Adobe Type Manager Font Driver in Microsoft Windows Server allows local users to gain privileges via a crafted application.
Affected: ATM Font Driver
Added to CISA KEV
Microsoft PowerPoint allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted Office document.
Affected: PowerPoint
Added to CISA KEV
Microsoft Office allows remote attackers to execute arbitrary code via a crafted EPS image.
Affected: Office
Added to CISA KEV
A privilege escalation vulnerability exists in Microsoft Windows if the Windows Secondary Logon Service fails to properly manage request handles in memory. An attacker who successfully exploited this vulnerability could run arbitrary code as an administrator.
Affected: Windows
Added to CISA KEV
Microsoft Office contains a memory corruption vulnerability which can allow for remote code execution.
Affected: Office
Added to CISA KEV
A security feature bypass vulnerability exists when Microsoft Office improperly handles input. An attacker who successfully exploited the vulnerability could execute arbitrary commands.
Affected: Excel
Added to CISA KEV
The Graphics Device Interface (GDI) in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607 allows local users to gain privileges
Affected: Graphics Device Interface (GDI)
Added to CISA KEV
Microsoft Office contains a use-after-free vulnerability which can allow for remote code execution.
Affected: Office
Added to CISA KEV
The collection starts with 90 days of Microsoft updates and CISA additions, plus older Microsoft vulnerabilities still listed by CISA. Older entries do not imply that a product remains supported. Counts describe this collection, not every vulnerability or any customer environment.
Last successful check: October 9, 2026
Last successful check: October 9, 2026
Griffin Technology Partners managed customers may receive additional environment-specific security guidance and remediation assistance through their managed services relationship.
Security bulletins are provided for informational purposes and compiled from authoritative public sources. Vulnerability applicability varies by environment. Validate affected products, configuration, compatibility requirements, and vendor guidance before making production changes.
