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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 616/1469
7.5
CVE-2025-49719

Improper input validation in SQL Server allows an unauthorized attacker to disclose information over a network.

7.5
CVE-2025-49718

Use of uninitialized resource in SQL Server allows an unauthorized attacker to disclose information over a network.

8.5
CVE-2025-49717

Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.

7.5
CVE-2025-49716

Uncontrolled resource consumption in Windows Netlogon allows an unauthorized attacker to deny service over a network.

7.8
CVE-2025-49714

Trust boundary violation in Visual Studio Code - Python extension allows an unauthorized attacker to execute code locall

7.8
CVE-2025-49711

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

7.8
CVE-2025-49705

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

8.8
CVE-2025-49704 KEV

Improper control of generation of code ('code injection') in Microsoft Office SharePoint allows an authorized attacker t

7.8
CVE-2025-49703

Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

7.8
CVE-2025-49702

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

8.8
CVE-2025-49701

Improper authorization in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

7.8
CVE-2025-49700

Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

7.0
CVE-2025-49699

Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.

7.8
CVE-2025-49698

Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

8.4
CVE-2025-49697

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

8.4
CVE-2025-49696

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

8.4
CVE-2025-49695

Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.

7.8
CVE-2025-49694

Null pointer dereference in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.

7.8
CVE-2025-49693

Double free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.

8.0
CVE-2025-49691

Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code over an adjacent network.

7.4
CVE-2025-49690

Concurrent execution using shared resource with improper synchronization ('race condition') in Capability Access Managem

7.8
CVE-2025-49689

Integer overflow or wraparound in Virtual Hard Disk (VHDX) allows an unauthorized attacker to elevate privileges locally

8.8
CVE-2025-49688

Double free in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a n

8.8
CVE-2025-49687

Out-of-bounds read in Microsoft Input Method Editor (IME) allows an authorized attacker to elevate privileges locally.

7.8
CVE-2025-49686

Null pointer dereference in Windows TCP/IP allows an authorized attacker to elevate privileges locally.

7.0
CVE-2025-49685

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

7.8
CVE-2025-49683

Integer overflow or wraparound in Virtual Hard Disk (VHDX) allows an unauthorized attacker to execute code locally.

7.3
CVE-2025-49682

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

7.3
CVE-2025-49680

Improper link resolution before file access ('link following') in Windows Performance Recorder allows an authorized atta

7.8
CVE-2025-49679

Numeric truncation error in Windows Shell allows an authorized attacker to elevate privileges locally.

7.0
CVE-2025-49678

Null pointer dereference in Windows NTFS allows an authorized attacker to elevate privileges locally.

7.0
CVE-2025-49677

Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.

8.8
CVE-2025-49676

Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execut

7.8
CVE-2025-49675

Use after free in Kernel Streaming WOW Thunk Service Driver allows an authorized attacker to elevate privileges locally.

8.8
CVE-2025-49674

Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execut

8.8
CVE-2025-49673

Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execut

8.8
CVE-2025-49672

Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execut

8.8
CVE-2025-49669

Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execut

8.8
CVE-2025-49668

Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execut

7.8
CVE-2025-49667

Double free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.

7.2
CVE-2025-49666

Heap-based buffer overflow in Windows Kernel allows an authorized attacker to execute code over a network.

7.8
CVE-2025-49665

Concurrent execution using shared resource with improper synchronization ('race condition') in Workspace Broker allows a

8.8
CVE-2025-49663

Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execut

7.8
CVE-2025-49661

Untrusted pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate

7.8
CVE-2025-49660

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

7.8
CVE-2025-49659

Buffer over-read in Windows TDX.sys allows an authorized attacker to elevate privileges locally.

8.8
CVE-2025-49657

Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execut

8.8
CVE-2025-48824

Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execut

8.6
CVE-2025-48822

Out-of-bounds read in Windows Hyper-V allows an unauthorized attacker to execute code locally.

7.1
CVE-2025-48821

Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges

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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