What is CVE-2026-20626?

CVE-2026-20626 is a high-severity vulnerability in Apple iOS And Ipados, classified under Missing Authorization. CVSS score: 7.8/10. Published 2026-02-11.

How severe is CVE-2026-20626?

High severity. CVSS v3 base score is 7.8 out of 10.

Auth bypass in Apple iOS And Ipados

CVE-2026-20626

This issue was addressed with improved checks. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Tahoe 26.3, visionOS 26.3. A malicious app may be able to gain root privileges.

Vulnerability class: Broken Access Control

Published 2026-02-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.001 (2.3th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

Apple iOS And Ipados — versions 0
Apple Ipados
Apple Iphone OS
Apple macOS — versions 0
Apple Visionos — versions 0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

support.apple.com/en-us/126346 (Release Notes, Vendor Advisory)
support.apple.com/en-us/126348 (Release Notes, Vendor Advisory)
support.apple.com/en-us/126349 (Release Notes, Vendor Advisory)
support.apple.com/en-us/126353 (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2026-20626?: CVE-2026-20626 is a high-severity vulnerability in Apple iOS And Ipados, classified under Missing Authorization. CVSS score: 7.8/10. Published 2026-02-11.
How severe is CVE-2026-20626?: High severity. CVSS v3 base score is 7.8 out of 10.