Heap-Based Buffer Overflow in Windows Imaging Component by Microsoft
CVE-2026-83992

8.8HIGH

Key Information:

Vendor

Microsoft
Status
Windows 10 Version 1607
Windows 10 Version 1809
Windows 10 Version 21h2
Windows 10 Version 22h2
Vendor
CVE Published:
8 September 2026

What is CVE-2026-83992?

A heap-based buffer overflow vulnerability exists in the Windows Imaging Component. This flaw can be exploited by unauthorized attackers to execute arbitrary code remotely. When an affected system processes certain images or data packets over a network, it may lead to unpredictable behavior, including the possibility of system control. To mitigate this risk, it is crucial to implement the available patches and maintain systems updated.

Affected Version(s)

Windows 10 Version 1607 32-bit Systems 10.0.14393.0 < 10.0.14393.9512

Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.9245

Windows 10 Version 21H2 32-bit Systems 10.0.19044.0 < 10.0.19044.7725

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisorypatch

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.