AI and data stack advisories

Severe, 6 weeks1496Projects326

1496 severe, 6 weeks · 326 projects

AppleCVE-2026-64718

Apple Safari: use after free

Apple

CVE-2026-64718 · Published Jul 27, 2026 · updated Sep 14, 2026

Medium5.5
Fix: upgrade to 26.6 or later (3 fixed versions below)
Apple advisory

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.6, Safari 27, iOS 26.6 and iPadOS 26.6, iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, visionOS 27, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Affected versions

PackageAffectedFixed in
Safari
Product
< 26.626.6
< 2727
iOS and iPadOS
Product
< 26.626.6
< 26.726.7
< 2727
macOS
Product
< 26.626.6
< 2727
tvOS
Product
< 26.626.6
visionOS
Product
< 26.626.6
< 2727
watchOS
Product
< 26.626.6
Details and references
CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Severity from
CISA (its enrichment of the CVE record)
Weakness
CWE-416

More Apple advisories

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Critical 9.8Jul 27Apple iOS and iPadOS: out-of-bounds writeCVE-2026-64769fixed in 18.7.10 +3Critical 9.8Jul 27Apple iOS and iPadOS: out-of-bounds writeCVE-2026-64770fixed in 18.7.10 +3Critical 9.8Jul 27Apple iOS and iPadOS: buffer overflowCVE-2026-64771fixed in 18.7.10 +2Critical 9.8Jul 27Apple iOS and iPadOS: out-of-bounds writeCVE-2026-64772fixed in 18.7.10 +2Critical 9.8Jul 27Apple iOS and iPadOS: integer overflowCVE-2026-64774fixed in 18.7.10 +3Critical 9.8Jul 27A memory initialization issue was addressed with improved memory handlingCVE-2026-64775fixed in 26.6 +2