CVE-2026-62870

No fix known EPSS <1%CVSS 8.8

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

Published 2026-08-03 · CVE record · OSV

Products: Microsoft 365 Apps for Enterprise, Microsoft Excel 2016, Microsoft Office 2019, Microsoft Office LTSC 2021, Microsoft Office LTSC 2024