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Microsoft

91,472 known vulnerabilities

1,058
CRITICAL
11,903
HIGH
5,674
MEDIUM
354
LOW

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windows 8173 windows server 2016 5644 windows server 2019 5279 windows server 2012 4134 windows 10 3588 windows server 2022 3387 windows server 2008 3078 windows 10 1809 2579 windows 10 21h2 2553 windows 10 22h2 2550
18,990 CVEs · Page 34/380
3.3
CVE-2026-45455

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

6.5
CVE-2026-45454

Improper limitation of a pathname to a restricted directory ('path traversal') in Microsoft Office SharePoint allows an

5.4
CVE-2026-45453

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allo

7.8
CVE-2026-44824

Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.

7.8
CVE-2026-44823

Numeric truncation error in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

8.2
CVE-2026-44822

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.

5.5
CVE-2026-44821

Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.

7.8
CVE-2026-44820

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

7.8
CVE-2026-44819

Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.

7.0
CVE-2026-44818

Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Office Excel al

7.8
CVE-2026-44817

Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker

9.8
CVE-2026-44815

Stack-based buffer overflow in Windows DHCP Client allows an unauthorized attacker to execute code over a network.

5.5
CVE-2026-44814

Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to disclose information locally.

7.8
CVE-2026-44813

Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

7.8
CVE-2026-44812

Integer overflow or wraparound in Windows Win32K - GRFX allows an unauthorized attacker to execute code locally.

7.8
CVE-2026-44811

Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

8.4
CVE-2026-44810

Improper authentication in Windows Cryptographic Services allows an unauthorized attacker to elevate privileges locally.

7.8
CVE-2026-44809

Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

7.8
CVE-2026-44808

Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

7.8
CVE-2026-44807

Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

5.5
CVE-2026-44805

Use after free in Windows Network Controller (NC) Host Agent allows an authorized attacker to deny service locally.

7.8
CVE-2026-44804

Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

7.8
CVE-2026-44803

Integer overflow or wraparound in Windows Win32K - GRFX allows an unauthorized attacker to execute code locally.

7.8
CVE-2026-44802

Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

7.5
CVE-2026-44801

Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

7.5
CVE-2026-44799

Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

7.5
CVE-2026-42993

Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

7.5
CVE-2026-42992

Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

7.8
CVE-2026-42991

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notification

7.8
CVE-2026-42989

Improper link resolution before file access ('link following') in Winlogon allows an authorized attacker to elevate priv

8.1
CVE-2026-42987

Use after free in Windows Deployment Services allows an unauthorized attacker to execute code over a network.

7.8
CVE-2026-42986

Use after free in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.

8.8
CVE-2026-42985

Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

7.0
CVE-2026-42984

Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.

7.8
CVE-2026-42983

Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

8.1
CVE-2026-42981

Integer underflow (wrap or wraparound) in Windows Performance Monitor allows an unauthorized attacker to execute code ov

7.8
CVE-2026-42980

Integer underflow (wrap or wraparound) in Windows NT OS Kernel allows an authorized attacker to elevate privileges local

7.8
CVE-2026-42979

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notification

7.8
CVE-2026-42978

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notification

7.8
CVE-2026-42977

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notification

8.1
CVE-2026-42974

Integer overflow or wraparound in Windows Performance Monitor allows an unauthorized attacker to execute code over a net

5.5
CVE-2026-42973

Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker t

5.5
CVE-2026-42972

Exposure of sensitive information to an unauthorized actor in Windows Hyper-V allows an authorized attacker to disclose

5.5
CVE-2026-42971

Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker t

5.5
CVE-2026-42970

Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker t

5.5
CVE-2026-42969

Use of uninitialized resource in Windows Push Notifications allows an authorized attacker to disclose information locall

5.5
CVE-2026-42968

Out-of-bounds read in Windows Telephony Service allows an authorized attacker to disclose information locally.

7.8
CVE-2026-42916

Integer overflow or wraparound in Windows NT OS Kernel allows an authorized attacker to elevate privileges locally.

5.5
CVE-2026-42915

Incorrect calculation of buffer size in Windows VMSwitch allows an authorized attacker to deny service locally.

5.3
CVE-2026-42914

Out-of-bounds read in Windows Kerberos allows an authorized attacker to deny service over a network.

Frequently Asked Questions

How many CVEs affect Microsoft?

Microsoft has 91,472 CVE records in our database, including 2628 critical and 63090 high severity vulnerabilities. 351 of these are listed in CISA's Known Exploited Vulnerabilities catalog.

What are the most severe Microsoft vulnerabilities?

Microsoft has 2628 critical severity (CVSS 9.0+) and 63090 high severity (CVSS 7.0-8.9) vulnerabilities. 351 vulnerabilities are confirmed as actively exploited in the wild.

How can I scan for Microsoft vulnerabilities?

CyberStrike's AI-powered security agents automatically detect vulnerabilities in Microsoft products across your infrastructure. The platform provides continuous pentesting, DAST scanning, and real-time vulnerability monitoring with actionable remediation guidance.

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