PT-2026-87199 · Microsoft · Hevc Video Extensions+2

CVE-2026-58599

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Published

2026-09-08

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Updated

2026-09-10

CVSS v3.1

7.8

High

VectorAV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
A new vulnerability with increased severity was disclosed for Microsoft Windows (CVE-2026-58599) https://t.co/KnKmDk7lXz

Fix

Heap Based Buffer Overflow

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Weakness Enumeration

CWE-122

Related Identifiers

CVE-2026-58599

Affected Products

Hevc Video Extensions
Hevc Video Extensions For Licensed Applications
Hevc Video Extensions From Device Manufacturer