Is there a public exploit for CVE-2026-84579?

No public exploit for CVE-2026-84579 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-84579?

CVE-2026-84579 scores CVSS 8.8 (v3.1), rated high. EPSS puts the chance of exploitation in the next 30 days at 0.22%.

What does CVE-2026-84579 affect?

CVE-2026-84579 affects Apple macOS.

8.8 High

A logic issue was addressed with improved checks.

CVE-2026-84579

A logic issue was addressed with improved checks. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Opening a file referencing a network share may lead to unexpected software execution.

Assessment

CVSS: 8.8 (v3.1)
Severity: High
EPSS: 0.22% chance of exploitation in the next 30 days
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 20 October 2026
Last updated: 2 November 2026
Affected: Apple · macOS
Assigner: apple

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

At the source

EUVD (ENISA)

References

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