CVE-2026-81352 - Vulnerability Details - OpenCVE

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

No CVSS v4.0

Attack Vector Network

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.

The EPSS score is 0.0049.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Microsoft Subscribe	Web Media Extensions Subscribe

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

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-2026-81352

History

Wed, 09 Sep 2026 11:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 08 Sep 2026 17:30:00 +0000

Type	Values Removed	Values Added
Description		Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.
Title		Web Media Extensions Remote Code Execution Vulnerability
First Time appeared		Microsoft Microsoft web Media Extensions
Weaknesses		CWE-122
CPEs		cpe:2.3:a:microsoft:web_media_extensions::::::::
Vendors & Products		Microsoft Microsoft web Media Extensions
References		https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81352
Metrics		cvssV3_1 `{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/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: 2026-09-08T17:18:50.259Z

Updated: 2026-09-09T19:43:07.749Z

Reserved: 2026-08-26T18:40:19.856Z

Link: CVE-2026-81352

Vulnrichment

Updated: 2026-09-09T09:52:52.804Z

NVD

Status : Undergoing Analysis

Published: 2026-09-08T18:20:52.940

Modified: 2026-09-09T10:22:03.917

Link: CVE-2026-81352

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-09-09T03:00:05Z

Weaknesses

CWE-122

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