CVE-2026-62744: Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code over a network.

PriorityP356high8.8CVSS 3.1

AVNACLPRNUIRSUCHIHAH

EPSS

0.82%

56.8th percentile

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

Affected

8 ranges

Vendor	Product	Version range	Fixed in
microsoft	windows_11_24h2	< 10.0.26100.9445	10.0.26100.9445
microsoft	windows_11_25h2	< 10.0.26200.9445	10.0.26200.9445
microsoft	windows_11_26h1	< 10.0.28000.2954	10.0.28000.2954
microsoft	windows_11_version_24h2	>= 10.0.26100.0 < 10.0.26100.9445	10.0.26100.9445
microsoft	windows_11_version_25h2	>= 10.0.26200.0 < 10.0.26200.9445	10.0.26200.9445
microsoft	windows_11_version_26h1	>= 10.0.28000.0 < 10.0.28000.2954	10.0.28000.2954
microsoft	windows_server_2025	< 10.0.26100.33438	10.0.26100.33438
microsoft	windows_server_2025	>= 10.0.26100.0 < 10.0.26100.33438	10.0.26100.33438

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