Nov 2026: HEVC Video Extensions Remote Code Execution Vulnerability
CVE-2026-114165 Published on November 10, 2026
HEVC Video Extensions Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code locally.
Vulnerability Analysis
Exploitation:
NONE
Automatable:
NO
Technical Impact:
TOTAL
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-2026-114165
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Affected Versions
Microsoft HEVC Video Extensions:- Version 1.0.0 and below 2.4.151.0 is affected.
- Version 2.0.0.0 and below 2.4.150.0 is affected.
- Version 2.0.0.0 and below 2.4.149.0 is affected.