CVE-2026-65399mediumCWE-290

CVE-2026-65399: medium-severity vulnerability in Apple macOS

Published 14 Sep 2026 · Updated 26 Oct 2026

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13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 4.4epss 0.1%

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.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Affected products

Apple · iOS and iPadOS Apple · macOS Apple · visionOS Apple · watchOS

Related CVEs — Apple macOS

In the same product, most dangerous first.

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References

https://support.apple.com/en-us/149034 https://support.apple.com/en-us/149035 https://support.apple.com/en-us/149037 https://support.apple.com/en-us/149038 https://support.apple.com/en-us/149041 https://support.apple.com/en-us/149042 https://support.apple.com/en-us/149043