CVE-2023-43000

HighCVSS 8.8/10Known exploited (CISA KEV)Last modified Sep 21, 2026

Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Ventura 13.5, iOS 16.6 and iPadOS 16.6, Safari 16.6, iOS 15.8.7 and iPadOS 15.8.7. Processing maliciously crafted web content may lead to memory corruption.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

No affected versions have been published.

Timeline

Published: Nov 5, 2025
Last modified: Sep 21, 2026
Added to CISA KEV: Mar 5, 2026
NVD status: Analyzed

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