Vulnerability Description
A logic issue was addressed with improved checks. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. An attacker in a privileged network position may be able to intercept network traffic.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 18.7.5 |
| Apple | Iphone Os | < 18.7.5 |
| Apple | Macos | >= 14.0, < 14.8.4 |
| Apple | Tvos | < 26.3 |
| Apple | Visionos | < 26.3 |
| Apple | Watchos | < 26.3 |
Related Weaknesses (CWE)
References
- https://support.apple.com/en-us/126346Release NotesVendor Advisory
- https://support.apple.com/en-us/126347Release NotesVendor Advisory
- https://support.apple.com/en-us/126348Release NotesVendor Advisory
- https://support.apple.com/en-us/126349Release NotesVendor Advisory
- https://support.apple.com/en-us/126350Release NotesVendor Advisory
- https://support.apple.com/en-us/126351Release NotesVendor Advisory
- https://support.apple.com/en-us/126352Release NotesVendor Advisory
- https://support.apple.com/en-us/126353Release NotesVendor Advisory
FAQ
What is CVE-2026-20671?
CVE-2026-20671 is a vulnerability with a CVSS score of 3.1 (LOW). A logic issue was addressed with improved checks. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, tvOS 26.3,...
How severe is CVE-2026-20671?
CVE-2026-20671 has been rated LOW with a CVSS base score of 3.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-20671?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos, Apple Visionos.