CVE-2026-86902: Apple macOS

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in macOS Golden Gate 27, macOS Sonoma 14.8.8. An app may be able to access sensitive user data.

Affected products

• Apple macOS: from 14.0, before 14.8.8 (fixed in 14.8.8); from 15.0, before 27.0 (fixed in 27.0)

Published 2026-09-14. Last modified 2026-09-18.