CVE-2026-20683CWE-287

CVE-2026-20683

High · published September 15, 2026

CVSS v3.1
7.1
EPSS
0%
Percentile
8.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00188 · 8.0th percentile
Weakness
CWE-287 · Improper Authentication
Published
2026-09-15T01:17Z
Affected products (5)
ProductVersionsFixed in
apple/ipados< 27.027.0
apple/iphone_os< 27.027.0
apple/macos≥ 15.0, < 15.815.8
apple/macos≥ 26.0, < 26.726.7
apple/visionos< 27.027.0
References (5)
https://support.apple.com/en-us/149034 · [email protected]https://support.apple.com/en-us/149035 · [email protected]https://support.apple.com/en-us/149038 · [email protected]https://support.apple.com/en-us/149042 · [email protected]https://support.apple.com/en-us/149043 · [email protected]
EPSS history
Timeline
  • 16 SEP 04:25Z
    EPSS moved — → 0%
    epss
  • 14 SEP 20:49Z
    An authentication issue was addressed with improved state management
    cvelistv5