CVE-2026-64762

CriticalCVSS 9.8

Published: 27/07/2026(UTC)Updated: 28/07/2026(UTC)Translated: 28/07/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Low risk

0.15%

5th percentile - higher than 5% of all known CVEs

Summary

An out-of-bounds read vulnerability in macOS. It was fixed by improving bounds checking. The issue affects macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, and macOS Tahoe 26.6.

Risk Assessment

An app may cause unexpected system termination, leading to service disruption.

Recommendation

It is recommended to immediately update macOS to Sequoia 15.7.8, Sonoma 14.8.8, or Tahoe 26.6.

Original NVD description (English source)

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination.