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CVE-2026-68801
HIGH
CVSS: 7.8
Published: 2026-08-11
Modified: 2026-08-13
Description
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Affected Platforms
Microsoft 365 AppsMicrosoft ExcelMicrosoft Microsoft 365Microsoft Office 2021Microsoft Office 2024Microsoft Office 2019