CVE-2025-54899
No fix known EPSS <1%CVSS 7.8
Free of memory not on the heap in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Products: Microsoft 365 Apps for Enterprise, Microsoft Excel 2016, Microsoft Office 2019, Microsoft Office LTSC 2021, Microsoft Office LTSC 2024, Microsoft Office LTSC for Mac 2021, Microsoft Office LTSC for Mac 2024