CVE-2023-43000—Apple Multiple products Use-After-Free Vulnerability

Vulnerability Name

Apple Multiple products Use-After-Free Vulnerability

Description

Apple macOS, iOS, iPadOS, and Safari 16.6 contain a use-after-free vulnerability due to the processing of maliciously crafted web content that may lead to memory corruption.

Known To Be Used in Ransomware Campaigns?

Ransomware Status:

Unknown

Action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Additional Notes

• https://support.apple.com/en-us/120324
• https://support.apple.com/en-us/120331
• https://support.apple.com/en-us/120338
• https://nvd.nist.gov/vuln/detail/CVE-2023-43000

Related News Articles

• Apple Fixes WebKit Vulnerability Enabling Same-Origin Policy Bypass on iOS and macOSMarch 18, 2026
• Apple patches older iPhones and iPads against Coruna exploitsMarch 12, 2026
• Apple Issues Security Updates for Older iOS Devices Targeted by Coruna WebKit ExploitMarch 12, 2026

Related Weaknesses

• CWE-416