CVE-2026-45584

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

high 8.1 CVSS 3.1
Published: May 20, 2026
Modified: May 20, 2026
Vendor: Microsoft
Product: Malware Protection Engine

Description

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

References

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