CVE DATABASE / CVE-2023-32439
CVE-2023-32439
Apple Multiple Products WebKit Type Confusion Vulnerability
Confirmed exploited in the wild. Added 2023-06-23.
Federal remediation due 2023-07-14.
Required action: Apply updates per vendor instructions.
Summary
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.
CVSS 3.1 breakdown
| Base score | 8.8 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| Attack vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | REQUIRED |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | HIGH |
| Availability | HIGH |
Weakness type (CWE)
Affected products
Use our free CVE Lookup tool for the latest NVD record, or browse the full CISA KEV catalog.
References
- https://security.gentoo.org/glsa/202401-04
- https://support.apple.com/en-us/HT213811
- https://support.apple.com/en-us/HT213813
- https://support.apple.com/en-us/HT213814
- https://support.apple.com/en-us/HT213816
- https://support.apple.com/kb/HT213814
- https://support.apple.com/kb/HT213816
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-32439
Data: NIST NVD + CISA KEV. NVD last modified 2025-10-23. Always verify against the vendor advisory before acting.