---
id: CVE-2022-22018
title: HEVC Video Extensions Remote Code Execution Vulnerability
summary: HEVC Video Extensions Remote Code Execution Vulnerability
severity: high
cvss: 7.8
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'
cvssSource: cna
vendor: Microsoft
product: HEVC Video Extension
affected:
  - hevc_video_extension >= 1.0.0.0 < 2.0.51122.0
  - hevc_video_extensions >= 1.0.0 < 2.0.51121.0
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2024-01-10T14:46:51.759201Z'
published: '2022-06-15'
updated: '2026-11-02'
sourceUpdated: '2026-11-02T18:23:55.620Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2022-22018'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22018'
    label: HEVC Video Extensions Remote Code Execution Vulnerability
tags:
  - cve.org
epss: 0.0237
epssPercentile: 0.83934
ingestedAt: '2026-11-05T19:30:42.773Z'
---

## Overview

HEVC Video Extensions Remote Code Execution Vulnerability

## Affected

- `hevc_video_extension >= 1.0.0.0 < 2.0.51122.0`
- `hevc_video_extensions >= 1.0.0 < 2.0.51121.0`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.