Apple watchOS vulnerabilities

CVE-2026-28955 [HIGH] CWE-119 CVE-2026-28955: The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, iOS 18.7. The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected process crash.

CVE-2017-7154 [MEDIUM] CVE-2017-7154: watchOS 4.2 Apple Security Update: About the security content of watchOS 4.2 Product: watchOS Version: 4.2 CVE: CVE-2017-7154 Component: Kernel Impact: A local user may be able to cause unexpected system termination or read kernel memory Description: An input validation issue existed in the kernel. This issue was addressed through improved input validation.

CVE-2024-27859 [HIGH] CWE-94 CVE-2024-27859: The issue was addressed with improved memory handling. This issue is fixed in iOS 17.4 and iPadOS 17 The issue was addressed with improved memory handling. This issue is fixed in iOS 17.4 and iPadOS 17.4, macOS Sonoma 14.4, tvOS 17.4, visionOS 1.1, watchOS 10.4. Processing web content may lead to arbitrary code execution.

CVE-2017-2519 [CRITICAL] CVE-2017-2519: An issue was discovered in certain Apple products. iOS before 10.3.2 is affected. macOS before 10.12 An issue was discovered in certain Apple products. iOS before 10.3.2 is affected. macOS before 10.12.5 is affected. tvOS before 10.2.1 is affected. watchOS before 3.2.2 is affected. The issue involves the "SQLite" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a craf

CVE-2026-43731 [HIGH] CWE-416 CVE-2026-43731: A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to memory corruption.

CVE-2017-7103 [CRITICAL] CWE-119 CVE-2017-7103: An issue was discovered in certain Apple products. iOS before 11 is affected. tvOS before 11 is affe An issue was discovered in certain Apple products. iOS before 11 is affected. tvOS before 11 is affected. watchOS before 4 is affected. The issue involves the "Wi-Fi" component. It might allow remote attackers to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via crafted Wi-Fi traffic.

CVE-2019-6235 [CRITICAL] CWE-787 CVE-2019-6235: A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 12.1.3, A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 12.1.3, macOS Mojave 10.14.3, tvOS 12.1.2, watchOS 5.1.3, iTunes 12.9.3 for Windows. A sandboxed process may be able to circumvent sandbox restrictions.

CVE-2025-24190 [CRITICAL] CWE-400 CVE-2025-24190: The issue was addressed with improved memory handling. This issue is fixed in iOS 18.4 and iPadOS 18 The issue was addressed with improved memory handling. This issue is fixed in iOS 18.4 and iPadOS 18.4, iPadOS 17.7.6, macOS Sequoia 15.4, macOS Sonoma 14.7.5, macOS Ventura 13.7.5, tvOS 18.4, visionOS 2.4, watchOS 11.4. Processing a maliciously crafted video file may lead to unexpected app termination or corrupt process memory.

CVE-2016-4637 [HIGH] CWE-119 CVE-2016-4637: CoreGraphics in Apple iOS before 9.3.3, OS X before 10.11.6, tvOS before 9.2.2, and watchOS before 2 CoreGraphics in Apple iOS before 9.3.3, OS X before 10.11.6, tvOS before 9.2.2, and watchOS before 2.2.2 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted BMP image.

CVE-2016-1950 [HIGH] CWE-119 CVE-2016-1950: Heap-based buffer overflow in Mozilla Network Security Services (NSS) before 3.19.2.3 and 3.20.x and Heap-based buffer overflow in Mozilla Network Security Services (NSS) before 3.19.2.3 and 3.20.x and 3.21.x before 3.21.1, as used in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7, allows remote attackers to execute arbitrary code via crafted ASN.1 data in an X.509 certificate.

CVE-2019-8527 [CRITICAL] CWE-120 CVE-2019-8527: A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 12.2, macO A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.

CVE-2016-4448 [CRITICAL] CWE-134 CVE-2016-4448: Format string vulnerability in libxml2 before 2.9.4 allows attackers to have unspecified impact via Format string vulnerability in libxml2 before 2.9.4 allows attackers to have unspecified impact via format string specifiers in unknown vectors.

CVE-2020-9883 [HIGH] CWE-120 CVE-2020-9883: A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 13.6 A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. Processing a maliciously crafted image may lead to arbitrary code execution.

CVE-2026-64746 [CRITICAL] CWE-862 CVE-2026-64746: An authorization issue was addressed with improved validation. This issue is fixed in iOS 18.7.10 an An authorization issue was addressed with improved validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, visionOS 26.6, watchOS 26.6. An app may be able to add contacts without user authorization.

CVE-2016-4688 [HIGH] CWE-119 CVE-2016-4688: An issue was discovered in certain Apple products. iOS before 10.1 is affected. macOS before 10.12.1 An issue was discovered in certain Apple products. iOS before 10.1 is affected. macOS before 10.12.1 is affected. tvOS before 10.0.1 is affected. watchOS before 3.1 is affected. watchOS before 3.1.3 is affected. The issue involves the "FontParser" component. It allows remote attackers to execute arbitrary code or cause a denial of service (buffer overfl

CVE-2021-1748 [HIGH] CWE-20 CVE-2021-1748: A validation issue was addressed with improved input sanitization. This issue is fixed in tvOS 14.4, A validation issue was addressed with improved input sanitization. This issue is fixed in tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted URL may lead to arbitrary javascript code execution.

CVE-2020-9920 [CRITICAL] CWE-22 CVE-2020-9920: A path handling issue was addressed with improved validation. This issue is fixed in iOS 13.6 and iP A path handling issue was addressed with improved validation. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, watchOS 6.2.8. A malicious mail server may overwrite arbitrary mail files.

CVE-2019-8544 [HIGH] CWE-787 CVE-2019-8544: A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 12 A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution.

CVE-2020-9983 [HIGH] CWE-787 CVE-2020-9983: An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in Saf An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in Safari 14.0. Processing maliciously crafted web content may lead to code execution.

CVE-2019-8536 [HIGH] CWE-787 CVE-2019-8536: A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 12 A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution.