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Known vulnerabilities in Apple watchOS

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CVE Summary Score Published
CVE-2026-43813 A validation issue was addressed with improved input sanitization 7.1 High Jul 27, 2026
CVE-2026-64721 This issue was addressed through improved state management 5.5 Medium Jul 27, 2026
CVE-2026-43673 The issue was addressed with improved memory handling 7.8 High Jul 27, 2026
CVE-2026-64783 A use-after-free issue was addressed with improved memory management 8.8 High Jul 27, 2026
CVE-2026-43799 A use after free issue was addressed with improved memory management 9.8 Critical Jul 27, 2026
CVE-2026-64716 The issue was addressed with improved memory handling 7.8 High Jul 27, 2026
CVE-2026-64741 A permissions issue was addressed with additional restrictions 5.5 Medium Jul 27, 2026
CVE-2026-64700 A use after free issue was addressed with improved memory management 9.8 Critical Jul 27, 2026
CVE-2026-64757 A memory corruption issue was addressed with improved state management 8.8 High Jul 27, 2026
CVE-2026-64720 A race condition was addressed with improved state handling 9.8 Critical Jul 27, 2026
CVE-2026-64746 An authorization issue was addressed with improved validation 9.8 Critical Jul 27, 2026
CVE-2026-43730 A permissions issue was addressed with additional restrictions 9.8 Critical Jul 27, 2026
CVE-2026-28931 A buffer overflow was addressed with improved bounds checking 8.8 High Jul 27, 2026
CVE-2026-43803 An out-of-bounds write issue was addressed with improved bounds checking 9.8 Critical Jul 27, 2026
CVE-2026-64766 An integer overflow was addressed with improved input validation 7.8 High Jul 27, 2026
CVE-2026-64726 The issue was addressed with improved memory handling 9.8 Critical Jul 27, 2026
CVE-2026-43814 A use after free issue was addressed with improved memory management 9.8 Critical Jul 27, 2026
CVE-2026-64730 The issue was addressed with improved UI 6.5 Medium Jul 27, 2026
CVE-2026-43711 A memory corruption issue was addressed with improved memory handling 7.8 High Jul 27, 2026
CVE-2026-28896 The issue was addressed with improved memory handling 7.7 High Jul 27, 2026
CVE-2026-43822 A use after free issue was addressed with improved memory management 9.8 Critical Jul 27, 2026
CVE-2026-64747 A buffer overflow was addressed with improved size validation 7.8 High Jul 27, 2026
CVE-2026-64751 A use after free issue was addressed with improved memory management 9.8 Critical Jul 27, 2026
CVE-2026-64729 A use after free issue was addressed with improved memory management 9.8 Critical Jul 27, 2026
CVE-2026-43821 An access issue was addressed with improved access restrictions 6.5 Medium Jul 27, 2026

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