Vulnerability Description
The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sonoma 14.8.7, macOS Tahoe 26.5, tvOS 26.5. An attacker on the local network may be able to cause a denial-of-service.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 18.7.9 |
| Apple | Iphone Os | < 18.7.9 |
| Apple | Macos | >= 14.0, < 14.8.7 |
| Apple | Tvos | < 26.5 |
Related Weaknesses (CWE)
References
- https://support.apple.com/en-us/127110Release NotesVendor Advisory
- https://support.apple.com/en-us/127111Release NotesVendor Advisory
- https://support.apple.com/en-us/127115Release NotesVendor Advisory
- https://support.apple.com/en-us/127117Release NotesVendor Advisory
- https://support.apple.com/en-us/127118Release NotesVendor Advisory
FAQ
What is CVE-2026-43653?
CVE-2026-43653 is a vulnerability with a CVSS score of 6.2 (MEDIUM). The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sonoma 14.8.7, macOS Tahoe 26.5, tvOS 26.5. An attacker on t...
How severe is CVE-2026-43653?
CVE-2026-43653 has been rated MEDIUM with a CVSS base score of 6.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-43653?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos.