CVE-2026-114165 - Vulnerability Details - OpenCVE

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

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Vendors	Products
Microsoft Subscribe	Hevc Video Extensions Subscribe Hevc Video Extensions For Licensed Appplications Subscribe Hevc Video Extensions From Device Manufacturer Subscribe

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-114165

History

Tue, 10 Nov 2026 18:30:00 +0000

Type	Values Removed	Values Added
Description		Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code locally.
Title		HEVC Video Extensions Remote Code Execution Vulnerability
First Time appeared		Microsoft Microsoft hevc Video Extensions Microsoft hevc Video Extensions For Licensed Appplications Microsoft hevc Video Extensions From Device Manufacturer
Weaknesses		CWE-122
CPEs		cpe:2.3:a:microsoft:hevc_video_extensions:::::::: cpe:2.3:a:microsoft:hevc_video_extensions_for_licensed_appplications:::::::: cpe:2.3:a:microsoft:hevc_video_extensions_from_device_manufacturer::::::::
Vendors & Products		Microsoft Microsoft hevc Video Extensions Microsoft hevc Video Extensions For Licensed Appplications Microsoft hevc Video Extensions From Device Manufacturer
References		https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-114165
Metrics		cvssV3_1 `{'score': 7.8, 'vector': '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'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2026-11-10T18:15:13.574Z

Updated: 2026-11-10T20:09:25.090Z

Reserved: 2026-10-20T21:56:39.317Z

Link: CVE-2026-114165

Vulnrichment

No data.

NVD

Status : Awaiting Analysis

Published: 2026-11-10T19:19:10.107

Modified: 2026-11-10T20:18:02.723

Link: CVE-2026-114165

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-122

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