CVE-2026-64719

Analyzed Analyzed - Analysis Complete

Out-of-Bounds Access in Safari and Related Systems

Publication date: 2026-07-27

Last updated on: 2026-07-28

Assigner: Apple Inc.

Description

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-07-27

Last Modified

2026-07-28

Generated

2026-08-17

AI Q&A

2026-07-28

EPSS Evaluated

2026-08-15

NVD

CVE-2026-64719

EUVD

EUVD-2026-49476

Affected Vendors & Products

Vendor	Product	Version / Range
apple	macos	From 26.0 (inc) to 26.6 (exc)
apple	ipados	to 26.6 (exc)
apple	iphone_os	to 26.6 (exc)
apple	tvos	to 26.6 (exc)
apple	visionos	to 26.6 (exc)
apple	safari	to 26.6 (exc)
apple	watchos	to 26.6 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-125	The product reads data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

This is an out-of-bounds access vulnerability caused by insufficient bounds checking. Maliciously crafted web content could trigger this issue, potentially leading to an unexpected crash of the Safari browser.

Detection Guidance

This vulnerability is specific to Apple software and relates to web content processing. Detection requires checking installed versions of Safari, iOS, iPadOS, macOS Tahoe, tvOS, visionOS, or watchOS against the patched versions mentioned (26.6). No direct commands are provided in the context to detect this issue.

Impact Analysis

If exploited, this vulnerability could cause Safari to crash when processing malicious web content. This may disrupt browsing sessions but does not appear to allow code execution or data theft based on the provided description.

Compliance Impact

The provided CVE data does not specify any direct impact on compliance with standards like GDPR or HIPAA. The vulnerability involves an out-of-bounds access issue in Apple software that could cause unexpected crashes when processing malicious web content.

Mitigation Strategies

Update affected Apple products to the latest versions: Safari 26.6, iOS 26.6, iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, or watchOS 26.6 to address the out-of-bounds access issue.

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