CVE-2026-114167HighMicrosoft CVSS 7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Microsoft security update for CVE-2026-114167 — HEVC Video Extensions

Published
November 10, 2026
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2026-114167 →

📋 Microsoft's advisory

EchelonGraph does not copy Microsoft's advisory page: its FAQ and remediation text are not shown here. Read the advisory on https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-114167. This page also shows what EchelonGraph holds for CVE-2026-114167, with the description from its CVE record, which the CVE Numbering Authority that assigned the CVE wrote: for a CVE Microsoft assigned, often in the words of Microsoft's own advisory.

🎯 Affected products24

  • HEVC Video Extensions for Licensed Applications on Windows 10 version 1809
  • HEVC Video Extensions for Licensed Applications on Windows 10 version 21H2
  • HEVC Video Extensions for Licensed Applications on Windows 10 version 22H2
  • HEVC Video Extensions for Licensed Applications on Windows 11 version 23H2
  • HEVC Video Extensions for Licensed Applications on Windows 11 version 24H2
  • HEVC Video Extensions for Licensed Applications on Windows 11 version 25H2
  • HEVC Video Extensions for Licensed Applications on Windows 11 version 26H1
  • HEVC Video Extensions for Licensed Applications on Windows 11 version 26H2
  • 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
  • HEVC Video Extensions on Windows 10 version 1809
  • HEVC Video Extensions on Windows 10 version 21H2
  • HEVC Video Extensions on Windows 10 version 22H2
  • HEVC Video Extensions on Windows 11 version 23H2
  • HEVC Video Extensions on Windows 11 version 24H2
  • HEVC Video Extensions on Windows 11 version 25H2
  • HEVC Video Extensions on Windows 11 version 26H1
  • HEVC Video Extensions on Windows 11 version 26H2

✅ Updates Microsoft lists: 4 updates

4 rows: one per KB article or update, update type and fixed build. Their details are on Microsoft's advisory.

KB articleUpdateFixed build
—Security Update2.4.149.0
—Security Update2.5.48.0
—Security Update2.4.151.0
—Security Update2.4.150.0

🧭 EchelonGraph on CVE-2026-114167

EchelonGraph score
7.8 HIGH
CISA KEV
Not listed
Fix status
A fix is available — apply it.

Description from the CVE record (CVE.org), as published by its numbering authority

Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code locally.

Published by Microsoft Corporation, the CVE Numbering Authority that assigned CVE-2026-114167, in its CVE record at CVE.org; reused under the CVE Program's Terms of Use (its licence and MITRE's copyright notice are in our Terms of Service).

🔗 References (4)