PT-2026-39798

CVE-2026-28947

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Published

2026-05-11

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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 iOS versions prior to 18.7.10 iOS versions prior to 26.5 iPadOS versions prior to 18.7.10 iPadOS versions prior to 26.5 macOS Tahoe versions prior to 26.5 tvOS versions prior to 26.5 visionOS versions prior to 26.5 watchOS versions prior to 26.5
Description A use-after-free issue exists due to improper memory management. This occurs when the software continues to use a pointer after the memory it points to has been freed. Processing maliciously crafted web content may lead to an unexpected Safari crash.
Recommendations Update Safari to version 26.5 Update iOS to version 18.7.10 or 26.5 Update iPadOS to version 18.7.10 or 26.5 Update macOS Tahoe to version 26.5 Update tvOS to version 26.5 Update visionOS to version 26.5 Update watchOS to version 26.5
Exploitability
Fix
Impacts
Researchers
Vendors
Affected products
Weakness enumeration
Related identifiers
ALSA-2026:25918
ALSA-2026:25927
CLSA-2026-1782216821
CLSA-2026-1782217586
ECHO-02E1-F73D-9326
OPENSUSE-SU-2026:21129-1
RHSA-2026:25918
RHSA-2026:25927
RHSA-2026:27728
RHSA-2026:27785
RHSA-2026:27804
SUSE-SU-2026:22203-1
SUSE-SU-2026:22212-1
SUSE-SU-2026:2376-1
SUSE-SU-2026:2378-1
SUSE-SU-2026:2623-1
USN-8703-1
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