macOS vulnerabilities

1,185 known vulnerabilities in macOS from Apple. 1,173 are rated high or critical, and 78 have been exploited in real attacks. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.

Latest first

• 7.5 High severity

  The issue was addressed with improved input validation.

  CVE-2026-28860May 11, 2026Apple

  The issue was addressed with improved input validation. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. A local attacker may be

• 7.5 High severity

  macOS: Stack-based Buffer Overflow

  CVE-2026-28848May 11, 2026Apple

  A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.7, macOS Tahoe 26.5. A remote attacker may be able to cause unexpected system termination.

• 8.8 High severity

  Safari: Improper Restriction of Operations within the Bounds of a Memory Buffer

  CVE-2026-28847May 11, 2026Apple

  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

• 7.5 High severity

  iOS and iPadOS: Stack-based Buffer Overflow

  CVE-2026-28846May 11, 2026Apple

  A buffer overflow was addressed with improved bounds checking. 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 Sonoma 14.8.7, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. A remote attacker

• 7.8 High severity

  macOS: Improper Privilege Management

  CVE-2026-28840May 11, 2026Apple

  A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.4. An app may be able to gain root privileges.

• 7.5 High severity

  macOS: Out-of-bounds Read

  CVE-2026-28815Apr 3, 2026Apple

  A remote attacker can supply a short X-Wing HPKE encapsulated key and trigger an out-of-bounds read in the C decapsulation path, potentially causing a crash or memory disclosure depending on runtime protections. This issue is fixed in swift-crypto version 4.3.

• 8.8 High severity

  macOS: Improper Restriction of Operations within the Bounds of a Memory Buffer

  CVE-2025-43264Apr 2, 2026Apple

  The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.6. Processing a maliciously crafted image may corrupt process memory.

• 8.7 High severity

  macOS: Improper Link Resolution Before File Access

  CVE-2025-43257Apr 2, 2026Apple

  This issue was addressed with improved handling of symlinks. This issue is fixed in macOS Sequoia 15.6. An app may be able to break out of its sandbox.

• 8.8 High severity

  macOS: Out-of-bounds Write

  CVE-2025-43219Apr 2, 2026Apple

  The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.6. Processing a maliciously crafted image may corrupt process memory.

• 8.8 High severity

  iOS and iPadOS: Out-of-bounds Write

  CVE-2025-43202Apr 2, 2026Apple

  This issue was addressed with improved memory handling. This issue is fixed in iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6. Processing a file may lead to memory corruption.

• 7.5 High severity

  macOS: Improper Access Control

  CVE-2024-44303Apr 2, 2026Apple

  The issue was addressed with improved checks. This issue is fixed in macOS Sequoia 15.1. A malicious application may be able to modify protected parts of the file system.

• 7.5 High severity

  macOS: Authentication Bypass Using an Alternate Path or Channel

  CVE-2024-44286Apr 2, 2026Apple

  This issue was addressed through improved state management. This issue is fixed in macOS Sequoia 15.1. An attacker with physical access can input keyboard events to apps running on a locked device.

• 8.2 High severity

  macOS: Improper Privilege Management

  CVE-2024-44250Apr 2, 2026Apple

  A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.1. An app may be able to execute arbitrary code out of its sandbox or with certain elevated privileges.

• 7.5 High severity

  macOS: Improper Access Control

  CVE-2024-44219Apr 2, 2026Apple

  A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.1. A malicious application with root privileges may be able to access private information.

• 7.1 High severity

  macOS: Improper Access Control

  CVE-2024-40858Apr 2, 2026Apple

  A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.1. An app may be able to access Contacts without user consent.

• 7.5 High severity

  A denial-of-service issue was addressed with improved input validation.

  CVE-2026-28894Mar 25, 2026Apple

  A denial-of-service issue was addressed with improved input validation. This issue is fixed in iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. A remote attacker may be able to cause a denial-of-service.

• 8.1 High severity

  macOS: Concurrent Execution using Shared Resource with Improper Synchronization

  CVE-2026-28891Mar 25, 2026Apple

  A race condition was addressed with additional validation. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to break out of its sandbox.

• 7.5 High severity

  iOS and iPadOS: Improper Access Control

  CVE-2026-28876Mar 25, 2026Apple

  A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, visionOS 26.4. An app ma

• 7.5 High severity

  iOS and iPadOS: Improper Authorization

  CVE-2026-28865Mar 25, 2026Apple

  An authentication issue was addressed with improved state management. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An attacke

• 8.8 High severity

  Safari: Out-of-bounds Read

  CVE-2026-28859Mar 25, 2026Apple

  The issue was addressed with improved memory handling. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. A malicious website may be able to process restricted web content outside the sandbox

• 8.8 High severity

  Safari: Out-of-bounds Read

  CVE-2026-28857Mar 25, 2026Apple

  The issue was addressed with improved memory handling. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4. Processing maliciously crafted web content may lead to an unexpected process crash.

• 7.5 High severity

  iOS and iPadOS: Improper Access Control

  CVE-2026-28855Mar 25, 2026Apple

  A permissions issue was addressed with additional restrictions. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3. An app may be able to access protected user data.

• 7.5 High severity

  macOS: Heap-based Buffer Overflow

  CVE-2026-28842Mar 25, 2026Apple

  The issue was addressed with improved bounds checks. This issue is fixed in macOS Tahoe 26.4. A buffer overflow may result in memory corruption and unexpected app termination.

• 8.4 High severity

  macOS: Out-of-bounds Read

  CVE-2026-28832Mar 25, 2026Apple

  An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to disclose kernel memory.

• 9.3 Critical severity

  macOS: Improper Limitation of a Pathname to a Restricted Directory

  CVE-2026-28827Mar 25, 2026Apple

  A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to break out of its sandbox.

• 7.1 High severity

  macOS: Out-of-bounds Write

  CVE-2026-28825Mar 25, 2026Apple

  An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to modify protected parts of the file system.

• 8.4 High severity

  A validation issue existed in the entitlement verification.

  CVE-2026-28821Mar 25, 2026Apple

  A validation issue existed in the entitlement verification. This issue was addressed with improved validation of the process entitlement. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to gain elevated pr

• 8.1 High severity

  macOS: Concurrent Execution using Shared Resource with Improper Synchronization

  CVE-2026-28817Mar 25, 2026Apple

  A race condition was addressed with improved state handling. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. A sandboxed process may be able to circumvent sandbox restrictions.

• 7.5 High severity

  macOS: Protection Mechanism Failure

  CVE-2026-20701Mar 25, 2026Apple

  An access issue was addressed with additional sandbox restrictions. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to connect to a network share without user consent.

• 7.8 High severity

  iOS and iPadOS: Out-of-bounds Write

  CVE-2026-20698Mar 25, 2026Apple

  The issue was addressed with improved memory handling. This issue is fixed in iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An app may be able to cause unexpected system termination or corrupt kernel memory.

• 9.3 Critical severity

  iOS and iPadOS: Improper Limitation of a Pathname to a Restricted Directory

  CVE-2026-20688Mar 25, 2026Apple

  A path handling issue was addressed with improved validation. This issue is fixed in iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, visionOS 26.4. An app may be able to break out of its sandbox.

• 7.1 High severity

  iOS and iPadOS: Use After Free

  CVE-2026-20687Mar 25, 2026Apple

  A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Tahoe 26.4, tvOS 26.4, watchOS 26.4. An app may be able to cause unexpected system

• 8.8 High severity

  Safari: Out-of-bounds Write

  CVE-2026-20664Mar 25, 2026Apple

  The issue was addressed with improved memory handling. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4. Processing maliciously crafted web content may lead to an unexpected process crash.

• 7.5 High severity

  macOS: Integer Overflow or Wraparound

  CVE-2026-20639Mar 25, 2026Apple

  An integer overflow was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.3. Processing a maliciously crafted string may lead to heap corruption.

• 7.5 High severity

  macOS: Improper Access Control

  CVE-2026-20622Mar 25, 2026Apple

  A privacy issue was addressed with improved handling of temporary files. This issue is fixed in macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3. An app may be able to capture a user's screen.

• 8.8 High severity

  iOS and iPadOS: Out-of-bounds Write

  CVE-2023-43010Mar 12, 2026Apple

  The issue was addressed with improved memory handling. This issue is fixed in iOS 17.2 and iPadOS 17.2, macOS Sonoma 14.2, Safari 17.2, iOS 16.7.15 and iPadOS 16.7.15, iOS 15.8.7 and iPadOS 15.8.7. Processing maliciously crafted web content may lead to memory

• 7.8 High severity

  Apple Multiple Buffer Overflow Exploited

  CVE-2026-20700Feb 11, 2026AppleEPSS 1.65%

  A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. An attacker with memory write capability may be able to execute arbitrary code. A

• 9.0 Critical severity

  iOS and iPadOS: Concurrent Execution using Shared Resource with Improper Synchronization

  CVE-2026-20677Feb 11, 2026Apple

  A race condition was addressed with improved handling of symbolic links. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3. A shortcut may be able to bypass

• 8.8 High severity

  iOS and iPadOS: Protection Mechanism Failure

  CVE-2026-20667Feb 11, 2026Apple

  A logic issue was addressed with improved checks. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, watchOS 26.3. An app may be able to break out of its sandbox.

• 7.5 High severity

  Safari: Improper Limitation of a Pathname to a Restricted Directory

  CVE-2026-20660Feb 11, 2026Apple

  A path handling issue was addressed with improved logic. This issue is fixed in Safari 26.3, iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.5, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3. A remote user may be able to write