What is the CVSS score of CVE-2026-64731?

CVE-2026-64731 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Is there a patch available for CVE-2026-64731?

Yes, a patch is available for CVE-2026-64731. Update the affected software to the latest version immediately.

Apple CVE-2026-64731

EUVD-2026-49564 CRITICAL

Path Traversal (CWE-22)

2026-07-27 apple

GHSA-33vj-r832-vf96

Path Traversal Apple

9.8

CVSS 3.1 · Vendor: apple

Severity by source

Vendor (apple) PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from Vendor (apple) · only source for this CVE.

CVSS VectorVendor: apple

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Jul 28, 2026 - 15:26 vuln.today

CVSS changed

Jul 28, 2026 - 15:22 NVD

9.8 (CRITICAL)

Patch available

Jul 27, 2026 - 21:17 EUVD

CVE Published

Jul 27, 2026 - 20:14 cve.org

UNKNOWN (no severity yet)

CVE Published

Jul 27, 2026 - 20:14 cve.org

CRITICAL 9.8

DescriptionCVE.org

A path handling issue was addressed with improved validation. This issue is fixed in macOS Sequoia 15.7.8, macOS Tahoe 26.6. A malicious app may be able to break out of its sandbox.

AnalysisAI

Sandbox escape in macOS Sequoia and Tahoe allows a malicious app to break out of its sandbox via a path traversal flaw (CWE-22). Patched in Sequoia 15.7.8 and Tahoe 26.6, the vulnerability enables unauthorized file access from a sandboxed application. No public exploit code is known, and EPSS predicts low exploitation probability (0.16%).