Vulnerability Description
A path handling issue was addressed with improved logic. This issue is fixed in Safari 26.3, iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.5, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3. A remote user may be able to write arbitrary files.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Safari | < 26.3 |
| Apple | Ipados | < 18.7.5 |
| Apple | Iphone Os | < 18.7.5 |
| Apple | Macos | < 14.8.4 |
| Apple | Visionos | < 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/126350Release NotesVendor Advisory
- https://support.apple.com/en-us/126353Release NotesVendor Advisory
- https://support.apple.com/en-us/126354Release NotesVendor Advisory
- https://support.apple.com/en-us/126795
FAQ
What is CVE-2026-20660?
CVE-2026-20660 is a vulnerability with a CVSS score of 7.5 (HIGH). A path handling issue was addressed with improved logic. This issue is fixed in Safari 26.3, iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.5, macOS Sonoma 14.8.4, macOS Ta...
How severe is CVE-2026-20660?
CVE-2026-20660 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-20660?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Safari, Apple Ipados, Apple Iphone Os, Apple Macos, Apple Visionos.