Use After Free in Apple Ios And Ipados

CVE-2026-43704

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. A malicious web extension may be able to cause an unexpected process crash.

Vulnerability class: Use-After-Free

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-43704?
CVE-2026-43704 is a medium-severity vulnerability in Apple Ios And Ipados, classified under Use After Free. CVSS score: 5.3/10. Published 2026-06-29.
How severe is CVE-2026-43704?
Medium severity. CVSS v3 base score is 5.3 out of 10.