CVE-2023-32439
Apple iOS and iPadOS, Apple Safari, Apple macOS
Published 23 Jun 2023 · updated 17 Jun 2026 · Analyzed
8.8 High · CVSS 3.1, NVD
Exploited in the wild
CISA added this to its Known Exploited Vulnerabilities catalog on 23 Jun 2023, with a remediation deadline of 14 Jul 2023 for US federal agencies.
Required action: Apply updates per vendor instructions.
Description
A type confusion issue was addressed with improved checks. This issue is fixed in iOS 16.5.1 and iPadOS 16.5.1, iOS 15.7.7 and iPadOS 15.7.7, macOS Ventura 13.4.1, Safari 16.5.1. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
References
- security.gentoo.org/glsa/202401-04 · Third Party Advisory
- support.apple.com/en-us/HT213811 · Release Notes, Vendor Advisory
- support.apple.com/en-us/HT213813 · Release Notes, Vendor Advisory
- support.apple.com/en-us/HT213814 · Release Notes, Vendor Advisory
- support.apple.com/en-us/HT213816 · Release Notes, Vendor Advisory
- support.apple.com/kb/HT213814 · Vendor Advisory
- support.apple.com/kb/HT213816 · Vendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-32439 · US Government Resource