CVE-2021-30672

7.8 highEPSS 0.9%

High (7.8) in apple. EPSS 0.9% chance of exploitation in the next 30 days.

A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. A malicious application may be able to gain root privileges.

Severity

CVSS 3.1

7.8 high

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

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 60% of CVEs (scores of 2026-11-01)
CWE: CWE-787
Published: 2021-09-08
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

apple:mac_os_x
apple:macos

References

https://support.apple.com/en-us/HT212529
https://support.apple.com/en-us/HT212600
https://support.apple.com/en-us/HT212603
https://support.apple.com/en-us/HT212529
https://support.apple.com/en-us/HT212600

Check your stack JSON