What is CVE-2026-20678?

CVE-2026-20678 is a medium-severity vulnerability in Apple Ios And Ipados, classified under Information Disclosure. CVSS score: 5.5/10. Published 2026-02-11.

How severe is CVE-2026-20678?

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

Information disclosure in Apple Ios And Ipados

CVE-2026-20678

An authorization issue was addressed with improved state management. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3. An app may be able to access sensitive user data.

Vulnerability class: Information Disclosure

EPSS: 0.001 (2.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/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)
product-security@apple.com (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2026-20678?: CVE-2026-20678 is a medium-severity vulnerability in Apple Ios And Ipados, classified under Information Disclosure. CVSS score: 5.5/10. Published 2026-02-11.
How severe is CVE-2026-20678?: Medium severity. CVSS v3 base score is 5.5 out of 10.