CVE-2026-108446

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 2026-10-15 · CVE record · OSV

Products: Microsoft 365 Apps for Enterprise, Microsoft Office 365 for Mac, Microsoft Office LTSC 2021, Microsoft Office LTSC 2024, Microsoft Office LTSC for Mac 2021, Microsoft Office LTSC for Mac 2024, Microsoft Office Online Server