High 7.8Published Oct 27, 2020

CVE-2018-4467A memory corruption issue was addressed with improved state management.

Updated under an hour ago (Nov 2, 2026, 12:20 AM ET)

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It affects apple mac_os_x. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Mojave 10.14.3, Security Update 2019-001 High Sierra, Security Update 2019-001 Sierra, macOS Mojave 10.14.2, Security Update 2018-003 High Sierra, Security Update 2018-006 Sierra. A malicious application may be able to elevate privileges.

CVSS: 7.8 HIGH (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

apple mac_os_x apple:mac_os_x	from 10.12.6 before 10.14.3; from 10.14.1 before 10.14.2	NVD

References

References

https://support.apple.com/en-us/HT209341	vendor-advisory
https://support.apple.com/en-us/HT209446	vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.