What’s Vulnerable › Vulnerabilities

CVE-2026-64740

• Severity: critical (CVSS 9.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-27 · updated 2026-08-17
• Weakness: CWE-22

Description

A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6. A malicious app may be able to break out of its sandbox.

Affected products

• Apple iPadOS: before 26.6 — fixed in 26.6
• Apple Iphone Os: before 26.6 — fixed in 26.6
• Apple macOS: from 14.0 before 14.8.8; from 15.0 before 15.7.8; from 26.0 before 26.6 — fixed in 14.8.8, 15.7.8, 26.6
• Apple tvOS: before 26.6 — fixed in 26.6

How to fix

Upgrade to a fixed version: Apple iPadOS 26.6; Apple Iphone Os 26.6; Apple macOS 14.8.8, 15.7.8, 26.6; Apple tvOS 26.6. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/128066
• https://support.apple.com/en-us/128067
• https://support.apple.com/en-us/128069
• https://support.apple.com/en-us/128071
• https://support.apple.com/en-us/128072
• https://support.apple.com/en-us/148287

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