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CVE-2026-105016critical9.8

Microsoft QUIC Remote Code Execution Vulnerability

Impact

Heap-based buffer overflow in Microsoft QUIC allows an unauthorized attacker to execute code over a network.

Source excerpt · microsoft

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

Microsoft · .NET 11.0 runtime

Version / rangeSource status
11.0.0 to before 11.0.0-rc.2.26504.105affected
microsoft version evidence

Microsoft · Microsoft Visual Studio 2022 version 17.14

Version / rangeSource status
17.14.0 to before 17.14.42affected
microsoft version evidence

Microsoft · Microsoft Visual Studio 2026 version 18.10

Version / rangeSource status
18.10.0 to before 18.10.4affected
microsoft version evidence

Microsoft · Windows 11 version 23H2

Platforms: ARM64-based Systems

Version / rangeSource status
10.0.22631.0 to before 10.0.22631.7652affected
microsoft version evidence

Microsoft · Windows 11 Version 23H2

Platforms: x64-based Systems

Version / rangeSource status
10.0.22631.0 to before 10.0.22631.7652affected
microsoft version evidence

Microsoft · Windows 11 Version 24H2

Platforms: ARM64-based Systems, x64-based Systems

Version / rangeSource status
10.0.26100.0 to before 10.0.26100.9711affected
microsoft version evidence

Microsoft · Windows 11 Version 25H2

Platforms: ARM64-based Systems, x64-based Systems

Version / rangeSource status
10.0.26200.0 to before 10.0.26200.9711affected
microsoft version evidence

Microsoft · Windows 11 version 26H1

Platforms: ARM64-based Systems, x64-based Systems

Version / rangeSource status
10.0.28000.0 to before 10.0.28000.3231affected
microsoft version evidence

Microsoft · Windows 11 Version 26H2

Platforms: ARM64-based Systems, x64-based Systems

Version / rangeSource status
10.0.26300.0 to before 10.0.26300.9711affected
microsoft version evidence

Microsoft · Windows Server 2022

Platforms: x64-based Systems

Version / rangeSource status
10.0.20348.0 to before 10.0.20348.5761affected
microsoft version evidence

Microsoft · Windows Server 2025

Platforms: x64-based Systems

Version / rangeSource status
10.0.26100.0 to before 10.0.26100.33650affected
microsoft version evidence

Microsoft · Windows Server 2025 (Server Core installation)

Platforms: x64-based Systems

Version / rangeSource status
10.0.26100.0 to before 10.0.26100.33650affected
microsoft version evidence

Original source description

Heap-based buffer overflow in Microsoft QUIC allows an unauthorized attacker to execute code over a network.

References