CVE-2026-84547 is a vulnerability in Apple macOS
Published on October 20, 2026
A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An attacker in physical proximity may be able to corrupt process memory.
Products Associated with CVE-2026-84547
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Affected Versions
Apple macOS:- Before 15.8 is affected.
- Before 26.7 is affected.
- Before 27 is affected.