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

25 matches in Microsoft Office · most urgent first CSV Text

CVE	Vulnerability	Severity	CVSS	Impact	Fixed by
CVE-2026-109455	Microsoft Office SharePoint Information Disclosure VulnerabilityMicrosoft Office SharePoint	Important	6.5	Information DisclosureNetwork	KB5002945
CVE-2026-110046	Microsoft Office Word Information Disclosure VulnerabilityMicrosoft Office Word	Important	6.5	Information DisclosureNetwork	—
CVE-2026-110051	Microsoft Office Word Information Disclosure VulnerabilityMicrosoft Office Word	Important	6.5	Information DisclosureNetwork	—
CVE-2026-110057	Microsoft Office SharePoint Information Disclosure VulnerabilityMicrosoft Office SharePoint	Important	6.5	Information DisclosureNetwork	KB5002945
CVE-2026-110066	Microsoft Office Word Information Disclosure VulnerabilityMicrosoft Office Word	Important	6.5	Information DisclosureNetwork	—
CVE-2026-111288	Microsoft Office Word Information Disclosure VulnerabilityMicrosoft Office Word	Important	6.5	Information DisclosureNetwork	—
CVE-2026-111291	Microsoft Office Information Disclosure VulnerabilityMicrosoft Office	Important	6.5	Information DisclosureNetwork	—
CVE-2026-111292	Microsoft Office Excel Information Disclosure VulnerabilityMicrosoft Office Excel	Important	6.5	Information DisclosureNetwork	—
CVE-2026-111293	Microsoft Office Information Disclosure VulnerabilityMicrosoft Office	Important	6.5	Information DisclosureNetwork	—
CVE-2026-112731	Microsoft Office Information Disclosure VulnerabilityMicrosoft Office	Important	6.5	Information DisclosureNetwork	—
CVE-2026-112738	Microsoft Office PowerPoint Information Disclosure VulnerabilityMicrosoft Office PowerPoint	Important	6.5	Information DisclosureNetwork	—
CVE-2026-116721	Microsoft Office Word Information Disclosure VulnerabilityMicrosoft Office Word	Important	6.5	Information DisclosureNetwork	—