CVE-2023-32358

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-08-14 · updated 2026-06-17
Weakness: CWE-843

Description

A type confusion issue was addressed with improved checks. This issue is fixed in iOS 16.4 and iPadOS 16.4, macOS Ventura 13.3. Processing web content may lead to arbitrary code execution.

Affected products

Apple iPadOS: from 16.0 before 16.4 — fixed in 16.4
Apple Iphone Os: from 16.0 before 16.4 — fixed in 16.4
Apple macOS: from 13.0 before 13.3 — fixed in 13.3

How to fix

Upgrade to a fixed version: Apple iPadOS 16.4; Apple Iphone Os 16.4; Apple macOS 13.3. Check the vendor advisory for mitigations.

References

https://support.apple.com/en-us/HT213670
https://support.apple.com/en-us/HT213676
https://support.apple.com/en-us/HT213670
https://support.apple.com/en-us/HT213676

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