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

  iOS and iPadOS: Out-of-bounds Read

  CVE-2026-28991May 11, 2026Apple

  An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.8.2, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. An app may be able to cause a denial-of-service.

• 7.5 High severity

  iOS and iPadOS: Improper Restriction of Operations within the Bounds of a Memory Buffer

  CVE-2026-28990May 11, 2026Apple

  The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, 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. Processing a maliciousl

• 7.5 High severity

  iOS and iPadOS: Insertion of Sensitive Information into Log File

  CVE-2026-28987May 11, 2026Apple

  A logging issue was addressed with improved data redaction. 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, watchOS 26.5. An app may be able to leak sensitiv

• 7.5 High severity

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

  CVE-2026-28986May 11, 2026Apple

  A race condition was addressed with additional validation. 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, watchOS 26.5. An app may be able to cause unexpect

• 7.5 High severity

  iOS and iPadOS: Access of Resource Using Incompatible Type

  CVE-2026-28983May 11, 2026Apple

  A type confusion issue was addressed with improved checks. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. A remote attacker may

• 8.8 High severity

  macOS: Improper Access Control

  CVE-2026-28978May 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 26.5. A malicious app may be able to break out of its sandbox.

• 7.5 High severity

  iOS and iPadOS: Improper Access Control

  CVE-2026-28974May 11, 2026Apple

  This issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.7, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. An app may be able to cause a denial-of-service.

• 7.5 High severity

  iOS and iPadOS: Use After Free

  CVE-2026-28969May 11, 2026Apple

  A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.7.7, macOS Sequoia 15.8, macOS Sonoma 14.8.7, macO

• 7.5 High severity

  Safari: Exposure of Sensitive Information to an Unauthorized Actor

  CVE-2026-28962May 11, 2026Apple

  This issue was addressed with improved access restrictions. 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, visionOS 26.5. Processing maliciously crafted web content may disclose sensitive user info

• 7.5 High severity

  iOS and iPadOS: Buffer Copy without Checking Size of Input

  CVE-2026-28959May 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. An app may be abl

• 8.8 High severity

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

  CVE-2026-28955May 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: Authentication Bypass by Spoofing

  CVE-2026-28954May 11, 2026Apple

  A file quarantine bypass was addressed with additional checks. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. A maliciously crafted disk image may bypass Gatekeeper checks.

• 8.8 High severity

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

  CVE-2026-28953May 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: Integer Overflow or Wraparound

  CVE-2026-28952May 11, 2026Apple

  An integer overflow was addressed with improved input validation. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to cause unexpected system termination.

• 7.8 High severity

  iOS and iPadOS: Incorrect Authorization

  CVE-2026-28951May 11, 2026Apple

  An authorization issue was addressed with improved state management. 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. An app may be able to gain root privileges.

• 8.8 High severity

  Safari: Use After Free

  CVE-2026-28947May 11, 2026Apple

  A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web con

• 8.8 High severity

  Safari: Use After Free

  CVE-2026-28946May 11, 2026Apple

  A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5, macOS Tahoe 26.5. Processing maliciously crafted web content may lead to an unexpected Safari crash.

• 7.5 High severity

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

  CVE-2026-28944May 11, 2026Apple

  The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, visionOS 26.5. Processing maliciously crafted web content may lead to an unexpected process crash.

• 7.5 High severity

  iOS and iPadOS: Insertion of Sensitive Information into Log File

  CVE-2026-28943May 11, 2026Apple

  A logging issue was addressed with improved data redaction. 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, watchOS 26.5. An app may be able to determine ker

• 8.8 High severity

  Safari: Use After Free

  CVE-2026-28942May 11, 2026Apple

  A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5, 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 S

• 7.1 High severity

  iOS and iPadOS: Improper Restriction of Operations within the Bounds of a Memory Buffer

  CVE-2026-28941May 11, 2026Apple

  The issue was addressed with improved checks. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Tahoe 26.5. Processing a maliciously crafted file may lead to a denial-of-service or potentially disclose memory contents.

• 8.8 High severity

  iOS and iPadOS: Improper Restriction of Operations within the Bounds of a Memory Buffer

  CVE-2026-28940May 11, 2026Apple

  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 m

• 7.5 High severity

  The issue was addressed with improved checks.

  CVE-2026-28936May 11, 2026Apple

  The issue was addressed with improved checks. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.8, macOS Sonoma 14.8.7, macOS Sonoma 14.8.8, macOS Tahoe 26.5, visionOS 26.5. Processing a maliciously crafted file

• 7.5 High severity

  macOS: Improper Access Control

  CVE-2026-28930May 11, 2026Apple

  A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.8, macOS Tahoe 26.5. An app may be able to access protected user data.

• 7.5 High severity

  iOS and iPadOS: Incorrect Comparison Logic Granularity

  CVE-2026-28929May 11, 2026Apple

  A logic issue was addressed with improved checks. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. Replying to an email could display remote images in Mail in Lockdown Mode.

• 7.5 High severity

  macOS: Buffer Copy without Checking Size of Input

  CVE-2026-28925May 11, 2026Apple

  A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to cause unexpected system termination or write kernel memory.

• 7.5 High severity

  macOS: Concurrent Execution using Shared Resource with Improper Synchronization

  CVE-2026-28924May 11, 2026Apple

  A race condition was addressed with improved handling of symbolic links. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to access Contacts without user consent.

• 8.8 High severity

  macOS: Insertion of Sensitive Information into Log File

  CVE-2026-28923May 11, 2026Apple

  A logging issue was addressed with improved data redaction. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. A malicious app may be able to break out of its sandbox.

• 7.8 High severity

  macOS: Improper Privilege Management

  CVE-2026-28919May 11, 2026Apple

  A consistency issue was addressed with improved state handling. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to gain root privileges.

• 7.8 High severity

  macOS: Improper Limitation of a Pathname to a Restricted Directory

  CVE-2026-28915May 11, 2026Apple

  A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to gain root privileges.

• 7.5 High severity

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

  CVE-2026-28913May 11, 2026Apple

  The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected process crash.

• 7.5 High severity

  macOS: Uncontrolled Resource Consumption

  CVE-2026-28908May 11, 2026Apple

  A denial of service issue was addressed by removing the vulnerable code. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to modify protected parts of the file system.

• 8.1 High severity

  The issue was addressed with improved input validation.

  CVE-2026-28907May 11, 2026Apple

  The issue was addressed with improved input validation. 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 prevent

• 7.5 High severity

  iOS and iPadOS: Exposure of Private Personal Information to an Unauthorized Actor

  CVE-2026-28906May 11, 2026Apple

  This issue was addressed through improved state management. 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, visionOS 26.5. An attacker may be able to track users throug

• 8.8 High severity

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

  CVE-2026-28905May 11, 2026Apple

  The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5. Processing maliciously crafted web content may lead to an unexpected process crash.

• 8.8 High severity

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

  CVE-2026-28904May 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

• 8.8 High severity

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

  CVE-2026-28903May 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

• 8.8 High severity

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

  CVE-2026-28902May 11, 2026Apple

  The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, 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.

• 8.8 High severity

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

  CVE-2026-28901May 11, 2026Apple

  The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, 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.

• 8.8 High severity

  Safari: Use After Free

  CVE-2026-28883May 11, 2026Apple

  A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5, 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 p