# CVE-2023-32435: Apple Multiple Products WebKit Memory Corruption Vulnerability

Source: https://junglewise.ai/threats/cve-2023-32435-apple-multiple-products-webkit-memory-corruption-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2023-06-23. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2023-32435 · Severity: critical · CVSS 8.8 · Exploited in the wild · Published 2023-06-23

A memory corruption vulnerability in Apple's WebKit engine allows for arbitrary code execution when processing maliciously crafted web content. The issue was addressed with improved state management and has been reported as being actively exploited in the wild against older versions of iOS.

Technologies: [Apple Multiple Products](https://junglewise.ai/threats/technologies/multiple-products). Vendors: [Apple](https://junglewise.ai/threats/vendors/apple).

## Quick answers

**Is CVE-2023-32435 exploited in the wild?** Yes. CVE-2023-32435 is known to be exploited in the wild, first recorded on 23 June 2023. Treat it as urgent.

**How severe is CVE-2023-32435?** Critical severity, with a CVSS score of 8.8, published 23 June 2023.

**Which products and versions are affected?** Apple iOS before 15.7.7, before 16.4; Apple iPadOS before 15.7.7, before 16.4; Apple macOS Ventura before 13.3; Apple Safari before 16.4; and 1 more.

**Is there a fix for CVE-2023-32435?** A patch was published on 2023-06-23: Fixed in macOS Ventura 13.3, Safari 16.4, iOS/iPadOS 16.4, and iOS/iPadOS 15.7.7 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2023-32435 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2023-32435?** Check whether you run Apple Multiple Products. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Apple iOS before 15.7.7, before 16.4
- Apple iPadOS before 15.7.7, before 16.4
- Apple macOS Ventura before 13.3
- Apple Safari before 16.4
- Apple WebKit

## Timeline

- 2023-06-23: disclosed
- 2023-06-23: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
- 2023-06-23: patched: Fixed in macOS Ventura 13.3, Safari 16.4, iOS/iPadOS 16.4, and iOS/iPadOS 15.7.7
- 2023-06-23: exploited: Apple is aware of reports of active exploitation against versions of iOS released before iOS 15.7.

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