Microsoft Hevc Video Extensions For Licensed Applications vulnerabilities

3 CVEs affecting Microsoft Hevc Video Extensions For Licensed Applications, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-108400, published 2026-10-13.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2026-108400, published 2026-10-13. High severity, CVSS 8.8. EPSS: 0.8% chance of exploitation in the next 30 days. Integer overflow or wraparound in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.
• CVE-2026-58600, published 2026-09-08. High severity, CVSS 7.8. EPSS: 0.5% chance of exploitation in the next 30 days. Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to elevate privileges locally.
• CVE-2026-58599, published 2026-09-08. High severity, CVSS 7.8. EPSS: 0.5% chance of exploitation in the next 30 days. Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code locally.