CVE-2026-64789
Published Oct 26, 2026
Modified Oct 27, 2026
Description
This issue was addressed with improved validation of file attributes. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. A malicious application may bypass Gatekeeper checks.
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EPSS — Exploit Prediction
0.0019
Probability of exploitation
0.09%
Percentile rank
EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.
References
Frequently Asked Questions
What is CVE-2026-64789? +
This issue was addressed with improved validation of file attributes. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. A malicious application may bypass Gatekeeper checks.
How do I check if I'm vulnerable to CVE-2026-64789? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.
