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Review reviewCritical

CVE-2026-64740

Apple iOS and iPadOS, macOS, tvOS

A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in 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.

CVSS
9.3
EPSS
-
- percentile
CISA KEV
Not listed
Published
2026.07.28
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability-
Technical severityCVSS 9.3

Vulnerability overview

A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in 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 product and versions

Product
Apple iOS and iPadOS, macOS, tvOS
Affected versions
< 26.6, < 14.8.8, < 15.7.8, >= 14.0 < 14.8.8, >= 15.0 < 15.7.8, >= 26.0 < 26.6
Fixed versions
26.6, 14.8.8, 15.7.8

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Apple iOS and iPadOS, macOS, tvOS and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CWE
CWE-22
CVE-2026-64740 — Apple iOS and iPadOS, macOS, tvOS | SECUFOCUS NOW