Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 27.0 |
| Apple | Iphone Os | < 27.0 |
| Apple | Macos | >= 15.0, < 15.8 |
| Apple | Visionos | < 27.0 |
Related Weaknesses (CWE)
References
- https://support.apple.com/en-us/149034Release NotesVendor Advisory
- https://support.apple.com/en-us/149035Release NotesVendor Advisory
- https://support.apple.com/en-us/149038Release NotesVendor Advisory
- https://support.apple.com/en-us/149042Release NotesVendor Advisory
- https://support.apple.com/en-us/149043Release NotesVendor Advisory
FAQ
What is CVE-2026-20683?
CVE-2026-20683 is a vulnerability with a CVSS score of 7.1 (HIGH). 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 b...
How severe is CVE-2026-20683?
CVE-2026-20683 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-20683?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Macos, Apple Visionos.