PT-2026-53723

CVE-2026-43731

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Published

2026-06-29

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Updated

2026-10-07

Description by

CVSS 3.1
8.8
High
MetricsAV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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 A use-after-free issue, which occurs when a program continues to use a pointer after it has been freed, can lead to memory corruption. This can be triggered when the system processes maliciously crafted web content.
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
Vendors
Affected products
Weakness enumeration
Related identifiers
ALSA-2026:42062
ALSA-2026:42088
ALSA-2026:74084
CLSA-2026-1784987695
CLSA-2026-1784988522
ECHO-B978-595B-7403
OPENSUSE-SU-2026:21508-1
RHSA-2026:42062
RHSA-2026:42088
SUSE-SU-2026:23111-1
SUSE-SU-2026:23133-1
SUSE-SU-2026:3338-1
SUSE-SU-2026:3396-1
SUSE-SU-2026:3555-1
USN-8703-1
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