CVE-2026-84547

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.

• CWE-20

• https://support.apple.com/en-us/149035Vendor Advisory, Release Notes
• https://support.apple.com/en-us/149042Vendor Advisory, Release Notes
• https://support.apple.com/en-us/149043Vendor Advisory, Release Notes

Published

Oct 20, 2026

Last Modified

Nov 3, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

• CVE-2026-84541An input validation issue was addressed with improved input …5.5
• CVE-2026-84542An access issue was addressed with improved access restricti…5.5
• CVE-2026-84543An out-of-bounds access issue was addressed with improved bo…7.5
• CVE-2026-84544An integer overflow was addressed with improved input valida…7.5
• CVE-2026-84545A use after free issue was addressed with improved memory ma…8.8
• CVE-2026-84546An out-of-bounds write issue was addressed with improved bou…8.4
• CVE-2026-84548An integer overflow was addressed with improved input valida…7.1
• CVE-2026-84549An out-of-bounds read was addressed with improved bounds che…7.5
• CVE-2026-84550A race condition was addressed with additional validation. T…4.7
• CVE-2026-84551A logic issue was addressed with improved validation. This i…4.4
• CVE-2026-84552The issue was addressed with improved memory handling. This …5.5
• CVE-2026-84553A resource exhaustion issue was addressed with improved inpu…7.5