CVE-2018-4259

9.8 criticalEPSS 2.1%

Critical (9.8) in apple mac os x. EPSS 2.1% chance of exploitation in the next 30 days.

Multiple memory corruption issues were addressed with improved memory handling. This issue affected versions prior to macOS High Sierra 10.13.6.

Severity

9.8 critical

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 2.1% chance of exploitation in the next 30 days; higher than 81% of CVEs (scores of 2026-10-31)
CWE: CWE-119
Published: 2019-04-03
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19