Unrated severityNVD Advisory· Published Jul 27, 2026· Updated Jul 28, 2026

CVE-2026-64783

Description

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

Affected products

Apple Inc./Ipadosllm-fuzzy
Range: 26.6
Apple Inc./watchOSllm-fuzzy
Range: 26.6
Apple Inc./Visionosllm-fuzzy
Range: 26.6
Apple Inc./Safarillm-fuzzy
Range: 26.6
Apple Inc./macOS Tahoellm-fuzzy
Range: 26.6
Apple Inc./iOSllm-fuzzy
Range: 26.6

Patches

Vulnerability mechanics

References

support.apple.com/en-us/128066mitre
support.apple.com/en-us/128067mitre
support.apple.com/en-us/128068mitre
support.apple.com/en-us/128070mitre
support.apple.com/en-us/128073mitre

News mentions

Apple Patches Everything (July 2026), (Wed, Jul 29th)
SANS Internet Storm Center · Jul 29, 2026

cvss	0.000
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000