CVE-2026-84578

8.8 highEPSS 0.2%

High (8.8) in apple macos. EPSS 0.2% chance of exploitation in the next 30 days.

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. An app may be able to break out of its sandbox.

Severity

CVSS 3.1

8.8 high

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

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 6% of CVEs (scores of 2026-10-31)
CWE: CWE-693
Published: 2026-09-14
Modified: 2026-09-18
Record from: the NVD, synced 2026-10-19

Affected

apple:macos

References

https://support.apple.com/en-us/149035
https://support.apple.com/en-us/149042
https://support.apple.com/en-us/149043

Check your stack JSON