Microsoft update

KB5002718

Security Update

View on Microsoft →

Fixed in

Microsoft Excel 2016 (32-bit edition) 16.0.5543.1000
Microsoft Excel 2016 (64-bit edition) 16.0.5543.1000

Fixes 1 record

TI-2026-21102 CVE-2026-26108 · GHSA-592m-3g3c-6r9c

Microsoft Excel Remote Code Execution Vulnerability

LOW 37

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVSS 3.1HIGH 7.8 Local No auth User interaction EPSS 0.00553 Published 2026-03-10 Fixed in https://aka.ms/OfficeSecurityReleases, 16.0.5543.1000 +2 CWE-122