CVE-2025-54902HighCVSS 7.8

Microsoft Excel Remote Code Execution Vulnerability

Published
June 3, 2026
Last Modified
—

🔗 CVE IDs covered (1)

📋 Description

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

🎯 Affected products13

  • Microsoft 365 Apps for Enterprise for 32-bit Systems
  • Microsoft 365 Apps for Enterprise for 64-bit Systems
  • Microsoft Excel 2016 (32-bit edition)
  • Microsoft Excel 2016 (64-bit edition)
  • Microsoft Office 2019 for 32-bit editions
  • Microsoft Office 2019 for 64-bit editions
  • Microsoft Office LTSC 2021 for 32-bit editions
  • Microsoft Office LTSC 2021 for 64-bit editions
  • Microsoft Office LTSC 2024 for 32-bit editions
  • Microsoft Office LTSC 2024 for 64-bit editions
  • Microsoft Office LTSC for Mac 2021
  • Microsoft Office LTSC for Mac 2024
  • Office Online Server

✅ Remediation

KB5002776 (Security Update) — fixed build 16.0.10417.20047 KBClick to Run (Security Update) — fixed build https://aka.ms/OfficeSecurityReleases KBRelease Notes (Security Update) — fixed build 16.101.25091314 KB5002782 (Security Update) — fixed build 16.0.5517.1000

🔗 References (7)