May 2026: Windows DNS Client Remote Code Execution Vulnerability
CVE-2026-41096 Published on May 12, 2026
Windows DNS Client Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Windows DNS allows an unauthorized attacker to execute code over a network.
Weakness Type
Heap-based Buffer Overflow
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
Products Associated with CVE-2026-41096
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Affected Versions
Microsoft Windows 11 version 22H3:- Version 10.0.22631.0 and below 10.0.22631.7079 is affected.
- Version 10.0.22631.0 and below 10.0.22631.7079 is affected.
- Version 10.0.26100.0 and below 10.0.26100.8457 is affected.
- Version 10.0.26200.0 and below 10.0.26200.8457 is affected.
- Version 10.0.28000.0 and below 10.0.28000.2113 is affected.
- Version 10.0.25398.0 and below 10.0.25398.2330 is affected.
- Version 10.0.26100.0 and below 10.0.26100.32860 is affected.
- Version 10.0.26100.0 and below 10.0.26100.32860 is affected.