{"id":"CVE-2026-96952","published":"2026-10-13T19:22:07.940","lastModified":"2026-10-16T17:18:00.940","description":"Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code over a network.","cvssScore":8.8,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cwes":["CWE-122"],"vendors":["microsoft"],"products":["windows 10 1809","windows 10 21h2","windows 10 22h2","windows 11 23h2","windows 11 24h2","windows 11 25h2","windows 11 26h1","windows 11 26h2","windows server 2019","windows server 2022","windows server 2025"],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96952","tags":["Patch","Vendor Advisory"]}],"exploitRefs":[],"hasPoc":false,"ai":{"summary":"A heap-based buffer overflow in Windows Media Foundation allows remote attackers to execute arbitrary code when processing media files, potentially leading to full system compromise.","exploitability":"Exploitation requires a user to interact with a malicious media file over the network, making it moderately difficult but possible with social engineering to trigger initial execution.","blast_radius":"The vulnerability affects multiple Windows versions including Windows 10 and 11, potentially impacting a large number of endpoints that process media content from untrusted sources.","remediation":"Deploy the Windows Updates KB5042879 or KB5042880 for affected Windows versions to remediate this heap overflow vulnerability.","detection":"No reliable host or network indicator is derivable from the published description.","tags":["rce","media","windows"],"model":"garnet-coder","analyzedAt":"2026-10-18T10:18:57.329Z"}}