Vulnerability Description
A memory corruption vulnerability was addressed with improved locking. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2, visionOS 27. Processing maliciously crafted web content may lead to an unexpected Safari crash.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 18.7.10 |
| Apple | Iphone Os | < 18.7.10 |
| Apple | Macos | >= 26.0, < 26.6.2 |
Related Weaknesses (CWE)
References
- https://support.apple.com/en-us/148281Release NotesVendor Advisory
- https://support.apple.com/en-us/148282Release NotesVendor Advisory
- https://support.apple.com/en-us/148286
- https://support.apple.com/en-us/148287Release NotesVendor Advisory
- https://support.apple.com/en-us/149038
FAQ
What is CVE-2026-64779?
CVE-2026-64779 is a vulnerability with a CVSS score of 3.1 (LOW). A memory corruption vulnerability was addressed with improved locking. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2, visionOS ...
How severe is CVE-2026-64779?
CVE-2026-64779 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-2026-64779?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Macos.