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CVE-2026-45458
HIGH
CVSS: 8.4
Published: 2026-06-09
Modified: 2026-07-23
Description
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Affected Platforms
Microsoft 365 AppsMicrosoft Sharepoint ServerMicrosoft WordMicrosoft Microsoft 365Microsoft Office 2021Microsoft Office 2024Microsoft Office 2019