Skip to content
OpenAdvisories
Medium · 4.8 CVE-2026-86889 EUVD-2026-77911GHSA-6fvx-gp4r-8x93

A certificate validation issue was addressed with improved certificate validation. This issue is fixed in macOS Golden Gate 27, macOS Sequo…

Published Sep 14, 2026 · Updated Oct 26, 2026 · Assigned by apple

Description

A certificate validation issue was addressed with improved certificate validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An attacker in a privileged network position may be able to intercept network traffic.

Affected products

VendorProductAffectedFixed
Apple macOS < 15.8, < 26.7, < 27 15.8

Advisories 2

References