macOS

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• Medium 5.5
  CVE-2025-43520 Exploited Public exploit

  A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.2 and iPadOS 18.…

  Apple macOS iOS and iPadOS watchOS macOS iOS
  Dec 12, 2025

  KEV Mar 20, 2026
• Medium 5.5
  CVE-2023-41991 Exploited Public exploit EPSS 13%

  A certificate validation issue was addressed. This issue is fixed in macOS Ventura 13.6, iOS 16.7 and iPadOS 16.7. A ma…

  Apple macOS iOS and iPadOS macOS iOS
  Sep 21, 2023

  KEV Sep 25, 2023
• Medium 5.5
  CVE-2021-30657 Exploited Public exploit EPSS 69%

  A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3, Security Update …

  Apple macOS macOS
  Sep 8, 2021

  KEV Nov 3, 2021
• Medium 5.5
  CVE-2020-27950 Exploited Public exploit EPSS 17%

  A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watc…

  Apple macOS iOS and iPadOS watchOS macOS iOS
  Dec 8, 2020

  KEV Nov 3, 2021
• Medium 5.5
  CVE-2020-9934 Exploited Public exploit

  An issue existed in the handling of environment variables. This issue was addressed with improved validation. This issu…

  Apple macOS iOS macOS iOS
  Oct 16, 2020

  KEV Sep 8, 2022