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macOS Tahoe: Privilege Escalation Risk Fixed in Update 26.4
CVE-2026-20631
Summary
A security issue in macOS Tahoe 26.4 has been resolved, which could have allowed a user to gain elevated system privileges. This fix is included in the latest update, so it's essential to keep your system up to date to prevent potential security risks.
Original title
A logic issue was addressed with improved checks. This issue is fixed in macOS Tahoe 26.4. A user may be able to elevate privileges.
Original description
A logic issue was addressed with improved checks. This issue is fixed in macOS Tahoe 26.4. A user may be able to elevate privileges.
Published: 25 Mar 2026 · Updated: 25 Mar 2026 · First seen: 25 Mar 2026