← CVE catalog

CVE-2026-69649

High CVSS 8.8

Published 2026-09-08 ยท last changed 2026-09-09

The fix

Microsoft publishes remediation for this across 12 product branches. The fixed build differs per Windows version, so the row that matters is the one matching the machine you are looking at.

Windows version Fixed in build Update Released
Raw Image Extension on Windows 10 Version 21H2 for 32-bit Systems 2.4.24.0 configuration change 2026-09-20
Raw Image Extension on Windows 10 Version 21H2 for ARM64-based Systems 2.4.24.0 configuration change 2026-09-20
Raw Image Extension on Windows 10 Version 21H2 for x64-based Systems 2.4.24.0 configuration change 2026-09-20
Raw Image Extension on Windows 10 Version 22H2 for 32-bit Systems 2.4.24.0 configuration change 2026-09-20
Raw Image Extension on Windows 10 Version 22H2 for ARM64-based Systems 2.4.24.0 configuration change 2026-09-20
Raw Image Extension on Windows 10 Version 22H2 for x64-based Systems 2.4.24.0 configuration change 2026-09-20
Raw Image Extension on Windows 11 Version 24H2 for ARM64-based Systems 2.5.24.0 configuration change 2026-09-20
Raw Image Extension on Windows 11 Version 24H2 for x64-based Systems 2.5.24.0 configuration change 2026-09-20
Raw Image Extension on Windows 11 Version 25H2 for ARM64-based Systems 2.5.24.0 configuration change 2026-09-20
Raw Image Extension on Windows 11 Version 25H2 for x64-based Systems 2.5.24.0 configuration change 2026-09-20
Raw Image Extension on Windows 11 Version 26H1 for ARM64-based Systems 2.5.24.0 configuration change 2026-09-20
Raw Image Extension on Windows 11 version 26H1 for x64-based Systems 2.5.24.0 configuration change 2026-09-20

Having the KB is not the same as knowing whether a machine has it. Windows updates supersede each other, so the update you installed often covers a fix that shipped in an earlier one. Paste your build into the patch checker and it walks that chain for you.

What it is

Heap-based buffer overflow in Windows Raw Image Extension allows an unauthorized attacker to execute code over a network.

Sources

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H