CVE-2026-64781

Undergoing Analysis Undergoing Analysis - In Progress

Safari Crash in iOS and macOS Tahoe from Malicious Web Content

Publication date: 2026-08-17

Last updated on: 2026-08-18

Assigner: Apple Inc.

Description

The issue was addressed with improved input validation. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-17

Last Modified

2026-08-18

Generated

2026-09-07

AI Q&A

2026-08-18

EPSS Evaluated

2026-09-05

NVD

CVE-2026-64781

EUVD

EUVD-2026-60486

Affected Vendors & Products

Vendor	Product	Version / Range
apple	ipados	to 18.7.10 (exc)
apple	ipados	From 26.0 (inc) to 26.6.1 (exc)
apple	iphone_os	to 18.7.10 (exc)
apple	iphone_os	From 26.0 (inc) to 26.6.1 (exc)
apple	macos	From 26.0 (inc) to 26.6.2 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-20	The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Attack-Flow Graph

Executive Summary

This vulnerability involves Safari crashing unexpectedly when processing maliciously crafted web content. It was addressed by improving input validation in specific Apple software versions.

Detection Guidance

This vulnerability is related to maliciously crafted web content causing Safari crashes. Detection primarily involves checking Safari and system versions against the fixed releases: iOS 18.7.10, iPadOS 18.7.10, iOS 26.6.1, iPadOS 26.6.1, or macOS Tahoe 26.6.2. No specific commands are provided for detection beyond verifying software versions.

Impact Analysis

The primary impact is an unexpected Safari crash when visiting malicious websites. This could lead to temporary loss of access to web content and potential disruption of browsing sessions.

Compliance Impact

The provided CVE data does not specify any direct impact on compliance with standards like GDPR or HIPAA. The vulnerability involves unexpected Safari crashes due to maliciously crafted web content, which is addressed with improved input validation in specific Apple software updates.

Mitigation Strategies

Update affected systems to the latest patched versions: iOS 18.7.10 or later, iPadOS 18.7.10 or later, iOS 26.6.1 or later, iPadOS 26.6.1 or later, and macOS Tahoe 26.6.2 or later. Avoid processing untrusted web content until updates are applied.

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