PT-2026-117963 · Apple · Apple Macos

CVE-2026-86871

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Published

2026-10-20

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Updated

2026-10-20

CVSS v3.1

5.9

Medium

VectorAV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
An integer underflow was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An attacker with control of a network file server may be able to cause unexpected system termination.

Fix

RCE

Integer Overflow

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Weakness Enumeration

CWE-20CWE-190

Related Identifiers

CVE-2026-86871

Affected Products

Apple Macos