What is GHSA-r46c-vvvm-w45p?

GHSA-r46c-vvvm-w45p is a security advisory published by GitHub Security Advisories with High severity. Deserialization of untrusted data in Microsoft Windows Media Foundation allows an authorized...

Which CVE IDs does GHSA-r46c-vvvm-w45p cover?

GHSA-r46c-vvvm-w45p covers the following CVE IDs: CVE-2026-96186. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-r46c-vvvm-w45p?

GHSA-r46c-vvvm-w45p has a CVSS v3 base score of 7.8, published by GitHub Security Advisories.

GHSA-r46c-vvvm-w45pHighCVSS 7.8

Deserialization of untrusted data in Microsoft Windows Media Foundation allows an authorized...

Vendor

GitHub Security Advisories

Published

October 13, 2026

Last Modified

October 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-96186 →

📋 Description

Deserialization of untrusted data in Microsoft Windows Media Foundation allows an authorized attacker to elevate privileges locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-96186
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96186
https://github.com/advisories/GHSA-r46c-vvvm-w45p