CVE-2021-40531

CVE-2021-40531 This proof-of-concept in action. Sketch is a popular UI/UX design app for macOS. This post covers a vulnerability in Sketch that I discovered back in July, CVE-2021-40531. In its simplest form, it is a macOS quarantine bypass, but in context it can be used for remote code execution...

CVE-2026-65399

A file quarantine bypass was addressed with additional checks. 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, visionOS 27, watchOS 27. An archive may be able to bypass Gatekeeper...

CVE-2026-65399

A file quarantine bypass vulnerability was identified in the copyfile component of Apple products. This flaw allowed an archive to potentially bypass Gatekeeper protections. The issue was addressed with additional checks and is fixed in iOS 26.7 , iPadOS 26.7 , iOS 27 , iPadOS 27 , macOS Golden G...

CVE-2026-65399

A file quarantine bypass was addressed with additional checks. 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, visionOS 27, watchOS 27. An archive may be able to bypass Gatekeeper...

CVE-2026-65399: Authentication Bypass by Spoofing

A file quarantine bypass was addressed with additional checks. 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, visionOS 27, watchOS 27. An archive may be able to bypass Gatekeeper...

CVE-2026-64708

A file quarantine bypass was addressed with additional checks. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may bypass Gatekeeper checks...

CVE-2026-28900

A file quarantine bypass was addressed with additional checks. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.5. A maliciously crafted ZIP archive may bypass Gatekeeper checks...

CVE-2026-28900

A file quarantine bypass was addressed with additional checks. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8. A maliciously crafted ZIP archive may bypass Gatekeeper checks...

CVE-2026-28900

A file quarantine bypass vulnerability exists in macOS that could allow a maliciously crafted ZIP archive to bypass Gatekeeper security checks. This issue has been addressed with additional checks. The vulnerability is fixed in macOS Sequoia 15.7.8 , macOS Sonoma 14.8.8 , and macOS Tahoe 26.5 . N...

EUVD-2026-49445

A file quarantine bypass was addressed with additional checks. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8. A maliciously crafted ZIP archive may bypass Gatekeeper checks...

CVE-2026-64708

A file quarantine bypass was addressed with additional checks. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may bypass Gatekeeper checks...

CVE-2026-64708

A file quarantine bypass vulnerability exists in macOS , where an application may bypass Gatekeeper checks. The issue was addressed by implementing additional checks to strengthen security. This vulnerability is fixed in macOS Sequoia 15.7.8 , macOS Sonoma 14.8.8 , and macOS Tahoe 26.6 . No speci...

EUVD-2026-49512

A file quarantine bypass was addressed with additional checks. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may bypass Gatekeeper checks...

CVE-2026-64708: Protection Mechanism Failure

A file quarantine bypass was addressed with additional checks. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may bypass Gatekeeper checks...

PT-2026-65121

A file quarantine bypass was addressed with additional checks. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8. A maliciously crafted ZIP archive may bypass Gatekeeper checks...

CVE-2026-28900: Authentication Bypass by Spoofing

A file quarantine bypass was addressed with additional checks. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.5. A maliciously crafted ZIP archive may bypass Gatekeeper checks...

CVE-2026-28954

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...

EUVD-2026-29259

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...

CVE-2026-28954

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...

CVE-2026-28954

A file quarantine bypass vulnerability exists in several Apple products, where a maliciously crafted disk image can bypass Gatekeeper security checks. This issue has been addressed with additional checks. The vulnerability is fixed in iOS 18.7.9 , iPadOS 18.7.9 , macOS Sequoia 15.7.7 , macOS Sono...