PT-2026-91699 · Apple · Apple Macos

CVE-2026-86900

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Published

2026-09-14

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Updated

2026-09-17

CVSS v3.1

6.5

Medium

VectorAV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Name of the Vulnerable Software and Affected Versions macOS versions prior to Golden Gate 27
Description An out-of-bounds read issue exists where mounting a maliciously crafted exFAT volume can lead to kernel memory disclosure or unexpected system termination. This occurs due to insufficient input validation during the volume mounting process.
Recommendations Update to macOS Golden Gate 27.

Fix

Out of bounds Read

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Weakness Enumeration

Related Identifiers

CVE-2026-86900

Affected Products

Apple Macos