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5.5 Medium

CVE-2026-28900 A file quarantine bypass was addressed with additional checks

Description

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.

Affected products and versions

Product Affected versions Fixed in
macOS 26.5 earliest → < 26.5 26.5
macOS 15.7 earliest → < 15.7.8 15.7.8
macOS 14.8 earliest → < 14.8.8 14.8.8

Other CVEs of macOS

The 3813 CVEs of macOS →
CVE-2026-86925 An authorization issue was addressed with improved state management 5.5 Medium CVE-2026-84627 A buffer overflow was addressed with improved bounds checking 7.8 High CVE-2026-113945 An out-of-bounds read was addressed with improved bounds checking 5.5 Medium CVE-2026-65327 A logic issue was addressed with improved checks 8.4 High
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