high7.8
CVE-2026-55012
Integer overflow or wraparound in Microsoft Defender allows an unauthorized attacker to execute code locally.
Impact
Integer overflow or wraparound in Microsoft Defender allows an unauthorized attacker to execute code locally.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Malware Protection Engine | before 1.1.26060.3008 |
| Microsoft | Microsoft Malware Protection Engine | from 1.1.0.0 before 1.1.26060.3008 |