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Microsoft Security Response CenterCVE-2026-65680

Microsoft OneDrive for MacOS Elevation of Privilege Vulnerability

HighVendor CVSS 6.7 / 10 1 CVE Published Aug 11, 2026 at 7:00 AM UTC

Summary

Improper link resolution before file access ('link following') in Microsoft OneDrive allows an authorized attacker to elevate privileges locally.

Products covered

  • OneDrive for MacOS

Remediation

Release Notes

Vendor-listed fixes

  • 26.095.0519.0003

CVEs in this advisory 1

Update history

What changed in later vendor updates

SecurityAlert records field-level changes from the point we begin following a bulletin. Earlier vendor changes may not have a field-by-field record.

    • The vendor changed its remediation guidance.

Updates

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Confirmed at the source

    Our collector saw this advisory during a later source check.