CVE-2026-88210HighCVSS 7.8

Microsoft Office Word Security Feature Bypass Vulnerability

Published
October 13, 2026
Last Modified
—

🔗 CVE IDs covered (1)

📋 Description

Reliance on untrusted inputs in a security decision in Microsoft Office Word allows an unauthorized attacker to bypass a security feature locally.

🎯 Affected products7

  • Microsoft 365 Apps for Enterprise for 32-bit Systems
  • Microsoft 365 Apps for Enterprise for 64-bit Systems
  • Microsoft Office 365 for Mac
  • 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

✅ Remediation

KBRelease Notes (Security Update) — fixed build 16.0.17932.21056 KBRelease Notes (Security Update) — fixed build https://aka.ms/OfficeSecurityReleases KBRelease Notes (Security Update)

🔗 References (3)