CVE-2026-28821

8.4 highEPSS 0.2%

High (8.4) in apple macos. EPSS 0.2% chance of exploitation in the next 30 days.

A validation issue existed in the entitlement verification. This issue was addressed with improved validation of the process entitlement. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to gain elevated privileges.

Severity

CVSS 3.1

8.4 high

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

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 12% of CVEs (scores of 2026-10-31)
CWE: CWE-20
Published: 2026-03-25
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

apple:macos

References

https://support.apple.com/en-us/126794
https://support.apple.com/en-us/126795
https://support.apple.com/en-us/126796

Check your stack JSON