What is CVE-2025-43449?

CVE-2025-43449 is a high-severity vulnerability in Apple iOS And Ipados, classified under Information Disclosure. CVSS score: 7.5/10. Published 2025-11-04.

How severe is CVE-2025-43449?

High severity. CVSS v3 base score is 7.5 out of 10.

Information disclosure in Apple iOS And Ipados

CVE-2025-43449

The issue was addressed with improved handling of caches. This issue is fixed in iOS 26.1 and iPadOS 26.1. A malicious app may be able to track users between installs.

Vulnerability class: Information Disclosure

EPSS: 0.004 (33.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Apple Ios And Ipados — versions 0
Apple Ipados
Apple Iphone_os

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

product-security@apple.com (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2025-43449?: CVE-2025-43449 is a high-severity vulnerability in Apple iOS And Ipados, classified under Information Disclosure. CVSS score: 7.5/10. Published 2025-11-04.
How severe is CVE-2025-43449?: High severity. CVSS v3 base score is 7.5 out of 10.