Executive brief
Windows Raw Image Extension, a Microsoft utility for processing raw image files, contains a heap-based buffer overflow vulnerability that could allow a remote attacker to execute arbitrary code by sending a specially crafted file or network request. Exploitation could lead to complete system compromise, unauthorized access to sensitive data, or deployment of malware.
Technical details
The vulnerability is a heap-based buffer overflow in Microsoft's Windows Raw Image Extension. The flaw allows remote code execution over the network without requiring authentication or user interaction beyond opening a malicious file. An attacker can craft a malicious raw image file or network payload that triggers the buffer overflow, gaining the ability to execute arbitrary code in the context of the affected application or system. A patch is expected to be available from Microsoft through their Security Update Guide.
Affected products
- Microsoft Windows Raw Image Extension <UNKNOWN>
Timeline
- 2026-09-08: disclosed