CVE-2026-108400: Integer overflow or wraparound in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.

PriorityP354high8.8CVSS 3.1

AVNACLPRNUIRSUCHIHAH

EPSS

0.80%

56.1th percentile

Integer overflow or wraparound in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.

Affected

3 ranges

Vendor	Product	Version range	Fixed in
microsoft	hevc_video_extensions	>= 1.0.0 < 2.4.87.0	2.4.87.0
microsoft	hevc_video_extensions_for_licensed_applications	>= 2.0.0.0 < 2.4.85.0	2.4.85.0
microsoft	hevc_video_extensions_from_device_manufacturer	>= 2.0.0.0 < 2.5.25.0	2.5.25.0

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