CVE-2023-42886

7.8 highEPSS 0.3%

High (7.8) in apple macos. EPSS 0.3% chance of exploitation in the next 30 days.

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Sonoma 14.2, macOS Ventura 13.6.3, macOS Monterey 12.7.2. A user may be able to cause unexpected app termination or arbitrary code execution.

Severity

CVSS 3.1

7.8 high

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

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 22% of CVEs (scores of 2026-10-31)
CWE: CWE-125
Published: 2023-12-12
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

apple:macos

References

http://seclists.org/fulldisclosure/2023/Dec/10
http://seclists.org/fulldisclosure/2023/Dec/11
http://seclists.org/fulldisclosure/2023/Dec/9
https://support.apple.com/en-us/HT214036
https://support.apple.com/en-us/HT214037

Check your stack JSON