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Known vulnerabilities in Apple macOS

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CVE Summary Score Published
CVE-2026-20637 A use after free issue was addressed with improved memory management 6.2 Medium Mar 25, 2026
CVE-2026-20699 A downgrade issue affecting Intel-based Mac computers was addressed with additional code-signing restrictions 6.2 Medium Mar 25, 2026
CVE-2026-28876 A parsing issue in the handling of directory paths was addressed with improved path validation 7.5 High Mar 25, 2026
CVE-2026-28821 A validation issue existed in the entitlement verification 8.4 High Mar 25, 2026
CVE-2026-28837 A logic issue was addressed with improved checks 7.5 High Mar 25, 2026
CVE-2026-20695 An information disclosure issue was addressed with improved memory management 6.2 Medium Mar 25, 2026
CVE-2026-28861 A logic issue was addressed with improved state management 4.3 Medium Mar 25, 2026
CVE-2026-20694 This issue was addressed with improved handling of symlinks 5.5 Medium Mar 25, 2026
CVE-2026-28820 This issue was addressed with improved checks 5.5 Medium Mar 25, 2026
CVE-2026-28877 An authorization issue was addressed with improved state management 5.5 Medium Mar 25, 2026
CVE-2026-20657 A buffer overflow issue was addressed with improved memory handling 6.5 Medium Mar 25, 2026
CVE-2026-20698 The issue was addressed with improved memory handling 5.5 Medium Mar 25, 2026
CVE-2026-28882 This issue was addressed with improved checks 4.0 Medium Mar 25, 2026
CVE-2026-28894 A denial-of-service issue was addressed with improved input validation 7.5 High Mar 25, 2026
CVE-2026-28857 The issue was addressed with improved memory handling 6.5 Medium Mar 25, 2026
CVE-2026-28841 A buffer overflow was addressed with improved size validation 6.2 Medium Mar 25, 2026
CVE-2026-28816 A path handling issue was addressed with improved validation 4.0 Medium Mar 25, 2026
CVE-2026-20607 A permissions issue was addressed with additional restrictions 4.0 Medium Mar 25, 2026
CVE-2026-28870 An information leakage was addressed with additional validation 5.5 Medium Mar 25, 2026
CVE-2026-28827 A parsing issue in the handling of directory paths was addressed with improved path validation 9.3 Critical Mar 25, 2026
CVE-2026-28831 An authorization issue was addressed with improved state management 5.5 Medium Mar 25, 2026
CVE-2026-20693 This issue was addressed through improved state management 4.9 Medium Mar 25, 2026
CVE-2026-28866 This issue was addressed with improved validation of symlinks 6.2 Medium Mar 25, 2026
CVE-2026-28893 A privacy issue was addressed with improved handling of temporary files 3.3 Low Mar 25, 2026
CVE-2026-20631 A logic issue was addressed with improved checks 8.4 High Mar 25, 2026

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