CVE-2026-96952

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.

Detection

No reliable host or network indicator is derivable from the published description.

Prioritized remediation

Deploy the Windows Updates KB5042879 or KB5042880 for affected Windows versions to remediate this heap overflow vulnerability.

Analysis generated locally by garnet-coder (no data left the box). AI-assisted — verify against primary sources before acting.