Apple macOS vulnerabilities

CVE-2025-24154 [CRITICAL] CWE-787 CVE-2025-24154: An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 18.3 An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 18.3 and iPadOS 18.3, macOS Sequoia 15.3, macOS Sonoma 14.7.3, macOS Ventura 13.7.3, visionOS 2.3. An attacker may be able to cause unexpected system termination or corrupt kernel memory.

CVE-2024-54542 [CRITICAL] CWE-862 CVE-2024-54542: An authentication issue was addressed with improved state management. This issue is fixed in Safari An authentication issue was addressed with improved state management. This issue is fixed in Safari 18.2, iOS 18.2 and iPadOS 18.2, macOS Sequoia 15.2, watchOS 11.2. Private Browsing tabs may be accessed without authentication.

CVE-2020-27920 [HIGH] CWE-416 CVE-2020-27920: A use after free issue was addressed with improved memory management. This issue is fixed in macOS B A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1, iOS 14.2 and iPadOS 14.2, watchOS 7.1, tvOS 14.2. Processing maliciously crafted web content may lead to code execution.

CVE-2019-8826 [HIGH] CWE-787 CVE-2019-8826: A memory corruption issue was addressed with improved state management. This issue is fixed in macOS A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Catalina 10.15. Processing maliciously crafted web content may lead to arbitrary code execution.

CVE-2020-29633 [HIGH] CVE-2020-29633: An authentication issue was addressed with improved state management. This issue is fixed in macOS B An authentication issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave. An attacker in a privileged network position may be able to bypass authentication policy.

CVE-2025-24196 [HIGH] CWE-125 CVE-2025-24196: A type confusion issue was addressed with improved memory handling. This issue is fixed in macOS Seq A type confusion issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.4, macOS Sonoma 14.7.5. An attacker with user privileges may be able to read kernel memory.

CVE-2025-43431 [HIGH] CWE-787 CVE-2025-43431: The issue was addressed with improved memory handling. This issue is fixed in Safari 26.1, iOS 18.7. The issue was addressed with improved memory handling. This issue is fixed in Safari 26.1, iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. Processing maliciously crafted web content may lead to memory corruption.

CVE-2024-23209 [HIGH] CVE-2024-23209: The issue was addressed with improved memory handling. This issue is fixed in macOS Sonoma 14.3. Pro The issue was addressed with improved memory handling. This issue is fixed in macOS Sonoma 14.3. Processing web content may lead to arbitrary code execution.

CVE-2025-24189 [HIGH] CWE-119 CVE-2025-24189: The issue was addressed with improved checks. This issue is fixed in Safari 18.3, iOS 18.3 and iPadO The issue was addressed with improved checks. This issue is fixed in Safari 18.3, iOS 18.3 and iPadOS 18.3, macOS Sequoia 15.3, tvOS 18.3, visionOS 2.3, watchOS 11.3. Processing maliciously crafted web content may lead to memory corruption.

CVE-2025-31204 [HIGH] CWE-119 CVE-2025-31204: The issue was addressed with improved memory handling. This issue is fixed in Safari 18.5, iOS 18.5 The issue was addressed with improved memory handling. This issue is fixed in Safari 18.5, iOS 18.5 and iPadOS 18.5, macOS Sequoia 15.5, tvOS 18.5, visionOS 2.5, watchOS 11.5. Processing maliciously crafted web content may lead to memory corruption.

CVE-2026-28940 [HIGH] CWE-119 CVE-2026-28940: The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.9 and iPadOS The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.7, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5. Processing a maliciously crafted image may corrupt process memory.

CVE-2026-64739 [HIGH] CWE-787 CVE-2026-64739: An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. An attacker may be able to cause unexpected app termination.

CVE-2026-84512 [HIGH] CWE-120 CVE-2026-84512: A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Golden G A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory.

CVE-2026-43815 [HIGH] CWE-787 CVE-2026-43815: A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. Connecting to a malicious afpfs server may lead to kernel memory corruption.

CVE-2026-43686 [HIGH] CWE-416 CVE-2026-43686: A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 26. A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. Connecting to a malicious NFS server may lead to kernel memory corruption.

CVE-2021-30717 [HIGH] CWE-787 CVE-2021-30717: A memory corruption issue was addressed with improved state management. This issue is fixed in macOS A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave. An attacker in a privileged network position may be able to execute arbitrary code.

CVE-2023-38709 [HIGH] CWE-1284 CVE-2023-38709: Faulty input validation in the core of Apache allows malicious or exploitable backend/content genera Faulty input validation in the core of Apache allows malicious or exploitable backend/content generators to split HTTP responses. This issue affects Apache HTTP Server: through 2.4.58.

CVE-2021-30846 [HIGH] CWE-787 CVE-2021-30846: A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 14 A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, Safari 15, tvOS 15, iOS 15 and iPadOS 15, watchOS 8. Processing maliciously crafted web content may lead to arbitrary code execution.

CVE-2025-24204 [CRITICAL] CWE-200 CVE-2025-24204: The issue was addressed with improved checks. This issue is fixed in macOS Sequoia 15.4. An app may The issue was addressed with improved checks. This issue is fixed in macOS Sequoia 15.4. An app may be able to access protected user data.

CVE-2023-27953 [CRITICAL] CWE-787 CVE-2023-27953: The issue was addressed with improved memory handling. This issue is fixed in macOS Ventura 13.3, ma The issue was addressed with improved memory handling. This issue is fixed in macOS Ventura 13.3, macOS Monterey 12.6.4, macOS Big Sur 11.7.5. A remote user may be able to cause unexpected system termination or corrupt kernel memory.