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CVE PROGRAM SOURCE RECORD3.3 Low

CVE-2026-45459

Microsoft Excel Security Feature Bypass Vulnerability

Description

Protection mechanism failure in Microsoft Office Excel allows an unauthorized attacker to bypass a security feature locally.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Microsoft Microsoft 365 Apps for Enterprise

  • 16.0.1 to < https://aka.ms/OfficeSecurityReleasesaffected

Microsoft Microsoft Office 365 for Mac

  • 1.0.0 to < 16.110.26061317affected

Microsoft Microsoft Office LTSC 2024

  • 16.0.0 to < https://aka.ms/OfficeSecurityReleasesaffected

Microsoft Microsoft Office LTSC for Mac 2021

  • 16.0.1 to < 16.110.26061317affected

Microsoft Microsoft Office LTSC for Mac 2024

  • 16.0.0 to < 16.110.26061317affected

References