What’s Vulnerable › Vulnerabilities

CVE-2026-112556

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-26 · updated 2026-10-30
• Weakness: CWE-362

Description

A race condition was addressed with additional validation. This issue is fixed in macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An attacker may tamper with code-signed applications to execute arbitrary code in the application's context.

Affected products

• Apple macOS: from 15.0 before 15.8.2; from 26.0 before 26.7.2; from 27.0 before 27.2 — fixed in 15.8.2, 26.7.2, 27.2
• Apple macOS: before 15.8.2; before 26.7.2; before 27.2 — fixed in 15.8.2, 26.7.2, 27.2

How to fix

Upgrade to a fixed version: Apple macOS 15.8.2, 26.7.2, 27.2; Apple macOS 15.8.2, 26.7.2, 27.2. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/149521
• https://support.apple.com/en-us/149522
• https://support.apple.com/en-us/149523

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