PT-2026-53727

CVE-2026-43740

Published

2026-06-29

Updated

2026-09-30

Description by

CVSS 3.1

6.5

Medium

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

Name of the Vulnerable Software and Affected Versions Safari versions prior to 26.5.2 iOS versions prior to 26.5.2 iPadOS versions prior to 26.5.2 macOS Tahoe versions prior to 26.5.2

Description Processing maliciously crafted web content may result in the disclosure of process memory due to improper memory handling.

Recommendations Update Safari to version 26.5.2. Update iOS to version 26.5.2. Update iPadOS to version 26.5.2. Update macOS Tahoe to version 26.5.2.

Exploitability

Fix

Impacts

Researchers

Arni Hardarson

Calysteon

Nathaniel Oh

Vendors

Affected products