CVE-2026-58600

EUVD-2026-73077
Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to elevate privileges locally.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 39.46%
Affected Products (NVD)
VendorProductVersion
microsofthevc_video_extensions
𝑥
< 2.4.87.0
microsofthevc_video_extensions_for_licensed_applications
𝑥
< 2.4.85.0
microsofthevc_video_extensions_from_device_manufacturer
𝑥
< 2.4.86.0
microsofthevc_video_extensions_from_device_manufacturer
𝑥
< 2.5.25.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58600