CVE-2026-20683

Published: Sep 14, 2026Modified: Sep 17, 2026

7.1

Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Exploitability: 1.8 / Impact: 5.2

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

An authentication issue was addressed with improved state management. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, visionOS 27. An app may be able to use the Sign In With Apple authentication flow to access the user's Apple Account.

Affected (5)

Products: Apple: Ipados, Iphone Os, Macos, Visionos

4 products

Configuration A

5 vulnerable

Vulnerable Software	Affected Versions
Apple Ipados	version < 27.0
Apple Iphone Os	version < 27.0
Apple Macos	15.0 ≤ version < 15.8
Apple Macos	26.0 ≤ version < 26.7
Apple Visionos	version < 27.0