PT-2026-91468

CVE-2026-28899

Published

2026-07-27

Updated

2026-09-16

Description by

CVSS 3.1

5.5

Medium

MetricsAV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions macOS versions prior to Golden Gate 27 macOS versions prior to Sequoia 15.8 macOS versions prior to Tahoe 26.6

Description A logic issue exists where an application may bypass Gatekeeper checks. Gatekeeper is a security feature that ensures only trusted software runs on the system.

Recommendations Update to macOS Golden Gate 27. Update to macOS Sequoia 15.8. Update to macOS Tahoe 26.6 or 26.7.

Exploitability

Fix

Impacts

Researchers

Andreas Jaegersberger

Ro Achterberg

Vendors

Affected products

Weakness enumeration

CWE-693: Protection Mechanism Failure

Related identifiers