What is CVE-2026-84490?

CVE-2026-84490 is a low-severity vulnerability in Apple iOS And Ipados, classified under Improper Authentication. CVSS score: 2.0/10. Published 2026-10-20.

How severe is CVE-2026-84490?

Low severity. CVSS v3 base score is 2.0 out of 10.

Auth bypass in Apple iOS And Ipados

CVE-2026-84490

This issue was addressed through improved state management. This issue is fixed in iOS 27 and iPadOS 27. An attacker with physical access to a locked device may be able to bypass Digital ID authentication when iPhone Mirroring is active.

Vulnerability class: Broken Authentication

Published 2026-10-20 · last modified 2026-10-20.

CVSS v3 metric

CVSS v3 base score 2.0 (Low). Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Apple iOS And Ipados

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

support.apple.com/en-us/149034

Frequently asked questions

What is CVE-2026-84490?: CVE-2026-84490 is a low-severity vulnerability in Apple iOS And Ipados, classified under Improper Authentication. CVSS score: 2.0/10. Published 2026-10-20.
How severe is CVE-2026-84490?: Low severity. CVSS v3 base score is 2.0 out of 10.