CVE-2023-42866

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

The issue was addressed with improved memory handling. This issue is fixed in macOS Ventura 13.5, iOS 16.6 and iPadOS 16.6, tvOS 16.6, Safari 16.6, watchOS 9.6. Processing web content may lead to arbitrary code execution.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected software

No affected versions have been published.

Timeline

Published
Jan 10, 2024
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2023

CVE-2023-428677.8This issue was addressed with improved validation of the process entitlement and Team ID. This issue is fixed in GarageBand 10.4.9. An app mCVE-2023-428697.5Multiple memory corruption issues were addressed with improved input validation. This issue is fixed in macOS Ventura 13.4, iOS 16.5 and iPaCVE-2023-428707.8A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Sonoma 14, iOS 17 and iPadOS 17. An app mCVE-2023-428717.8The issue was addressed with improved memory handling. This issue is fixed in macOS Sonoma 14, iOS 17 and iPadOS 17. An app may be able to eCVE-2023-428725.5The issue was addressed with additional permissions checks. This issue is fixed in macOS Sonoma 14, iOS 17 and iPadOS 17. An app may be ableCVE-2023-428737.8The issue was addressed with improved bounds checks. This issue is fixed in macOS Sonoma 14.1, tvOS 17.1, macOS Monterey 12.7.1, iOS 16.7.2 CVE-2023-428742.4This issue was addressed with improved state management. This issue is fixed in macOS Sonoma 14.2. Secure text fields may be displayed via tCVE-2023-428757.3Processing web content may lead to arbitrary code execution. This issue is fixed in iOS 17 and iPadOS 17, macOS Sonoma 14, watchOS 10, tvOS CVE-2023-428767.1The issue was addressed with improved bounds checks. This issue is fixed in macOS Sonoma 14. Processing a file may lead to a denial-of-serviCVE-2023-428775.5The issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14.1, macOS Monterey 12.7.1, macOS Ventura 13.6.1. An app CVE-2023-428785.5A privacy issue was addressed with improved private data redaction for log entries. This issue is fixed in watchOS 10.1, macOS Sonoma 14.1, CVE-2023-428817.8The issue was addressed with improved memory handling. This issue is fixed in macOS Sonoma 14.2. Processing a file may lead to unexpected ap
CVE-2023-42866: High severity, CVSS 8.8 | Vulnix