CVE-2026-64783 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Apple	Ios And Ipados Macos Safari Visionos Watchos

No data.

No data.

References

Link	Providers
https://support.apple.com/en-us/128066
https://support.apple.com/en-us/128067
https://support.apple.com/en-us/128068
https://support.apple.com/en-us/128070
https://support.apple.com/en-us/128073

History

Tue, 28 Jul 2026 16:15:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-416
Metrics		cvssV3_1 `{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 28 Jul 2026 04:15:00 +0000

Type	Values Removed	Values Added
First Time appeared		Apple Apple ios And Ipados Apple macos Apple safari Apple visionos Apple watchos
Vendors & Products		Apple Apple ios And Ipados Apple macos Apple safari Apple visionos Apple watchos

Mon, 27 Jul 2026 20:30:00 +0000

Type	Values Removed	Values Added
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.
References		https://support.apple.com/en-us/128066 https://support.apple.com/en-us/128067 https://support.apple.com/en-us/128068 https://support.apple.com/en-us/128070 https://support.apple.com/en-us/128073

MITRE

Status: PUBLISHED

Assigner: apple

Published: 2026-07-27T20:14:39.670Z

Updated: 2026-07-28T15:00:38.071Z

Reserved: 2026-07-20T18:11:03.397Z

Link: CVE-2026-64783

Vulnrichment

Updated: 2026-07-28T15:00:32.938Z

NVD

No data.

Redhat

No data.

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