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HIGH Severity CVEs

CVSS 7.0 – 8.9

CVSS 7.0–8.9 — serious vulnerabilities that can lead to significant data exposure, privilege escalation, or service disruption

143,102
Total
363
Known Exploited
Showing 73,421 of 143,102 total · Page 149/1469
7.5
CVE-2026-50653

Loop with unreachable exit condition ('infinite loop') in Azure Active Directory allows an unauthorized attacker to deny

7.5
CVE-2026-50652

Deserialization of untrusted data in Azure Active Directory allows an unauthorized attacker to deny service over a netwo

8.4
CVE-2026-50520

Improper neutralization of special elements used in a command ('command injection') in Visual Studio Code allows an unau

7.5
CVE-2026-50506

Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service ove

7.0
CVE-2026-50384

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Clip Service allo

7.3
CVE-2026-50364

Improper link resolution before file access ('link following') in Windows Server Backup allows an authorized attacker to

7.0
CVE-2026-50356

Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Windows App Sto

7.1
CVE-2026-50354

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

7.8
CVE-2026-50351

Improper access control in Windows Audio Compression Manager (ACM) allows an authorized attacker to elevate privileges l

8.8
CVE-2026-50342

Improper access control in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.

8.2
CVE-2026-50338

Improper authentication in Azure Spring Apps allows an authorized attacker to elevate privileges over a network.

7.8
CVE-2026-50333

Missing authentication for critical function in Windows Spaceport.sys allows an authorized attacker to elevate privilege

7.0
CVE-2026-50325

Improper access control in Windows Win32K allows an authorized attacker to elevate privileges locally.

7.0
CVE-2026-50323

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

7.8
CVE-2026-50318

Stack-based buffer overflow in Windows Resilient File System (ReFS) allows an authorized attacker to elevate privileges

7.8
CVE-2026-50311

Improper access control in Windows Server allows an authorized attacker to elevate privileges locally.

7.8
CVE-2026-50308

Integer underflow (wrap or wraparound) in Windows NTFS allows an unauthorized attacker to execute code locally.

7.0
CVE-2026-50297

Improper access control in Windows Win32K allows an authorized attacker to elevate privileges locally.

7.0
CVE-2026-50296

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

7.8
CVE-2026-50293

Use after free in Windows Internal Task Bar allows an authorized attacker to elevate privileges locally.

7.8
CVE-2026-49808

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Kernel allows an

7.0
CVE-2026-49806

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Print Driver

7.0
CVE-2026-49805

Improper access control in Windows Win32K allows an authorized attacker to elevate privileges locally.

7.0
CVE-2026-49803

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows AppX Deployment S

7.0
CVE-2026-49802

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Print Driver

7.8
CVE-2026-49800

Integer overflow or wraparound in Windows Web Proxy Auto-Discovery Protocol (WPAD) allows an authorized attacker to elev

7.8
CVE-2026-49797

Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.

7.8
CVE-2026-49796

Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code locally.

8.8
CVE-2026-49795

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

7.8
CVE-2026-49793

Heap-based buffer overflow in Windows Resilient File System (ReFS) allows an authorized attacker to execute code locally

7.8
CVE-2026-49792

Numeric truncation error in Windows Resilient File System (ReFS) allows an authorized attacker to execute code locally.

7.1
CVE-2026-49791

Improper link resolution before file access ('link following') in Windows Routing and Remote Access Service (RRAS) allow

7.3
CVE-2026-49790

Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability

7.3
CVE-2026-49789

Stack-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.

7.5
CVE-2026-49788

Allocation of resources without limits or throttling in HTTP/2 allows an unauthorized attacker to deny service over a ne

7.5
CVE-2026-49787

Allocation of resources without limits or throttling in Windows HTTP.sys allows an unauthorized attacker to deny service

7.0
CVE-2026-49784

Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Windows App Sto

7.8
CVE-2026-49783

Improperly implemented security check for standard in Windows Secure Boot allows an authorized attacker to bypass a secu

8.4
CVE-2026-49184

Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.

7.0
CVE-2026-49183

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Clipboard Server

7.5
CVE-2026-49181

Integer underflow (wrap or wraparound) in Windows DHCP Client allows an unauthorized attacker to elevate privileges over

8.8
CVE-2026-49178

Heap-based buffer overflow in Active Directory Domain Services allows an authorized attacker to execute code over a netw

7.8
CVE-2026-49176

Improper privilege management in Windows WalletService allows an authorized attacker to elevate privileges locally.

7.8
CVE-2026-49175

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

7.8
CVE-2026-49173

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

7.5
CVE-2026-49171

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

7.8
CVE-2026-49170

Insufficient granularity of access control in Windows StateRepository API allows an authorized attacker to elevate privi

8.0
CVE-2026-49169

Use after free in DNS Server allows an authorized attacker to execute code over a network.

7.8
CVE-2026-49166

Use after free in Microsoft Printer Drivers allows an authorized attacker to elevate privileges locally.

7.1
CVE-2026-49165

Use of uninitialized resource in Microsoft Windows App Store allows an authorized attacker to disclose information local

Frequently Asked Questions

What does HIGH severity mean for CVEs?

CVSS 7.0–8.9 — serious vulnerabilities that can lead to significant data exposure, privilege escalation, or service disruption

How many high severity CVEs exist?

There are 143,102 CVE records rated HIGH in our database. Of these, 363 are listed in CISA's Known Exploited Vulnerabilities catalog.

How should I prioritize high severity vulnerabilities?

HIGH severity vulnerabilities should be patched immediately, especially if they are in the CISA KEV catalog or have a high EPSS score. Use CyberStrike to automatically detect and prioritize these vulnerabilities across your infrastructure.

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