Apple Multiple Products WebKit Type Confusion Vulnerability

HIGH 8.8EXPLOITED (CISA KEV)CVE-2023-23529 · Published 27/02/2023 · updated 17/06/2026

Apple Multiple Products WebKit Type Confusion Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 14/02/2023. Patch affected systems as an emergency.

Package	Affected versions	Patched versions
safari apple	`< 16.3`	`16.3`

Description

A type confusion issue was addressed with improved checks. This issue is fixed in iOS 15.7.4 and iPadOS 15.7.4, iOS 16.3.1 and iPadOS 16.3.1, macOS Ventura 13.2.1, Safari 16.3. 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

support.apple.com/en-us/HT213633 · Release Notes
support.apple.com/en-us/HT213635 · Release Notes
support.apple.com/en-us/HT213638 · Release Notes
support.apple.com/en-us/HT213673 · Release Notes
cisa.gov/known-exploited-vulnerabilities-catalog · US Government Resource
CISA KEV · CVE-2023-23529

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Scan my site free