What is CVE-2026-84568?

CVE-2026-84568 is a high-severity vulnerability in Apple macOS, classified under Path Traversal. CVSS score: 7.8/10. Published 2026-09-14.

How severe is CVE-2026-84568?

High severity. CVSS v3 base score is 7.8 out of 10.

Path Traversal in Apple macOS

CVE-2026-84568

A path traversal issue was addressed with improved path validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An attacker with control of a network directory server may be able to execute arbitrary code with root privileges.

Vulnerability class: Path Traversal (Directory Traversal)

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Apple Macos

Weakness classification (CWE)

CWE-22 — Path Traversal

References

product-security@apple.com (Release Notes, Vendor Advisory)
product-security@apple.com (Release Notes, Vendor Advisory)
product-security@apple.com (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2026-84568?: CVE-2026-84568 is a high-severity vulnerability in Apple macOS, classified under Path Traversal. CVSS score: 7.8/10. Published 2026-09-14.
How severe is CVE-2026-84568?: High severity. CVSS v3 base score is 7.8 out of 10.