HEVC Video Extensions Remote Code Execution Vulnerability
Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely CVE-2026-114165 · score 7.8/10
What could go wrong?
An attacker could run their own programs on your computer from far away, without sitting at it.
How urgent is it?
Check Microsoft’s page for details.
Who is affected?
HEVC Video Extensions from Device Manufacturer on Windows 10 version 1809, HEVC Video Extensions from Device Manufacturer on Windows 10 version 21H2, HEVC Video Extensions from Device Manufacturer on Windows 10 version 22H2, HEVC Video Extensions from Device Manufacturer on Windows 11 version 23H2, HEVC Video Extensions from Device Manufacturer on Windows 11 version 24H2, HEVC Video Extensions from Device Manufacturer on Windows 11 version 25H2, HEVC Video Extensions from Device Manufacturer on Windows 11 version 26H1, HEVC Video Extensions from Device Manufacturer on Windows 11 version 26H2 and 16 more versions
What should I do?
Install this month’s updates via Windows Update, Intune or your update tool, then restart.
Known problems
Microsoft lists known issues per update: no KB article listed. Official page.