CVE-2025-43257

Severity: high (CVSS 8.7 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: 2026-04-02 · updated 2026-07-24
Weakness: CWE-59

Description

This issue was addressed with improved handling of symlinks. This issue is fixed in macOS Sequoia 15.6. An app may be able to break out of its sandbox.

Affected products

Apple macOS: before 15.6 — fixed in 15.6

How to fix

Upgrade to a fixed version: Apple macOS 15.6. Check the vendor advisory for mitigations.

References

https://support.apple.com/en-us/124149

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