What is CVE-2025-43391?

CVE-2025-43391 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Information Disclosure. CVSS score: 5.5/10. Published 2025-11-04.

How severe is CVE-2025-43391?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Information disclosure in Apple iOS And Ipados

CVE-2025-43391

A privacy issue was addressed with improved handling of temporary files. This issue is fixed in iOS 26.1 and iPadOS 26.1, macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1. An app may be able to access sensitive user data.

Vulnerability class: Information Disclosure

EPSS: 0.002 (8.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

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

Frequently asked questions

What is CVE-2025-43391?: CVE-2025-43391 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Information Disclosure. CVSS score: 5.5/10. Published 2025-11-04.
How severe is CVE-2025-43391?: Medium severity. CVSS v3 base score is 5.5 out of 10.