Product:
macOS
Summary
The issue was addressed with improved handling of caches. This issue can lead to a denial-of-service condition. It is fixed in macOS Sequoia 15.7.4, macOS Tahoe 26.3, and macOS Sonoma 14.8.4.
Details
| Severity | Base Score | CVE |
|---|---|---|
| MEDIUM | 5.5 | CVE-2026-20602 |
Exploitation
An attacker with local access may exploit this vulnerability by manipulating the cache handling in the affected macOS versions. This could lead to a denial-of-service condition, causing the application to become unresponsive or crash.
Affected Products
- macOS Sequoia 15.7.4 – Fixed version addressing cache handling issues.
- macOS Tahoe 26.3 – Updated to resolve the denial-of-service vulnerability.
- macOS Sonoma 14.8.4 – Includes improvements to prevent exploitation of the issue.
Mitigation
To mitigate this vulnerability, users should update their macOS to the latest versions provided by Apple. Regularly applying security updates is essential to protect against potential exploits.