Security

Microsoft security updates and public advisory evidence: affected products, fixing updates, exploitation and source coverage.

Security Update Guide CISA KEV

1095Microsoft CVEsreleased Tue 10 Nov 64Critical63 need an update · 1 fixed service-side 1Exploited in the wild

0Publicly disclosed

1In CISA KEV

0Revised since release

October 2026: 1474 CVEs · 94 critical · 1 exploited · 1 in CISA KEV

Act first · November 2026

Exploited, KEV-listed, or publicly disclosed

CVE-2026-124194ModerateExploitedCISA KEV · due 24 NovSpoofingNetwork

Microsoft Outlook Spoofing Vulnerability

CVSS 6.5 No KB listed

Patch next · critical, "exploitation more likely", or top 5% EPSS · needs an update100

CVE-2026-118146CriticalRCENetworkExploitation More Likely

Windows Active Directory Domain Services Remote Code Execution Vulnerability

CVSS 8.8 KB5131077 KB5131080 KB5131085+7

CVE-2026-118207CriticalRCENetworkExploitation More Likely

Microsoft Exchange Server Remote Code Execution Vulnerability

CVSS 8.8 KB5133453

CVE-2026-113862CriticalRCENetworkExploitation More Likely

Windows Network Address Translation (NAT) Remote Code Execution Vulnerability

CVSS 8.1 KB5131077 KB5131080 KB5131085+7

Showing 3 of 100All critical

By impact

Elevation of Privilege 536

Remote Code Execution 296

Information Disclosure 157

Denial of Service 46

Security Feature Bypass 27

By product family

Windows 745

ESU 658

Microsoft Office 204

SQL Server 54

Developer Tools 50

CVEs · November 2026

204 matches in Microsoft Office · most urgent first CSV Text

CVE	Vulnerability	Severity	CVSS	Impact	Fixed by
CVE-2026-109454	Microsoft Office SharePoint Spoofing VulnerabilityMicrosoft Office SharePoint	Important	9.0	SpoofingNetwork	KB5002945
CVE-2026-80095	Microsoft Office SharePoint Elevation of Privilege VulnerabilityMicrosoft Office SharePoint	Important	9.0	EoPNetwork	KB5002945
CVE-2026-109464	Microsoft Office SharePoint Remote Code Execution VulnerabilityMicrosoft Office SharePoint	Important	8.8	RCENetwork	KB5002945
CVE-2026-109472	Microsoft Office SharePoint Remote Code Execution VulnerabilityMicrosoft Office SharePoint	Important	8.8	RCENetwork	KB5002945
CVE-2026-109493	Microsoft Office Access Remote Code Execution VulnerabilityMicrosoft Office Access	Important	8.8	RCENetwork	—
CVE-2026-109494	Microsoft Office Visio Remote Code Execution VulnerabilityMicrosoft Office Visio	Important	8.8	RCENetwork	—
CVE-2026-109496	Microsoft Office Visio Remote Code Execution VulnerabilityMicrosoft Office Visio	Important	8.8	RCENetwork	—
CVE-2026-109499	Microsoft Office SharePoint Remote Code Execution VulnerabilityMicrosoft Office SharePoint	Important	8.8	RCENetwork	KB5002945
CVE-2026-109501	Microsoft Office Word Remote Code Execution VulnerabilityMicrosoft Office Word	Important	8.8	RCENetwork	—
CVE-2026-109502	Microsoft Office SharePoint Elevation of Privilege VulnerabilityMicrosoft Office SharePoint	Important	8.8	EoPNetwork	KB5002945
CVE-2026-109503	Microsoft Office Word Remote Code Execution VulnerabilityMicrosoft Office Word	Important	8.8	RCENetwork	—
CVE-2026-109505	Microsoft Office Word Remote Code Execution VulnerabilityMicrosoft Office Word	Important	8.8	RCENetwork	—