What’s Vulnerable › Vulnerabilities

CVE-2026-28854

• Severity: high (CVSS 7.5 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: 2026-10-20 · updated 2026-10-29
• Weakness: CWE-354

Description

The issue was addressed with additional app bundle integrity checks. This issue is fixed in macOS Golden Gate 27. A maliciously modified app may not be prevented from launching.

Affected products

• Apple macOS: before 27.0 — fixed in 27.0
• Apple macOS: before 27 — fixed in 27

How to fix

Upgrade to a fixed version: Apple macOS 27.0; Apple macOS 27. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/149035

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