high8.8
CVE-2026-65391
An out-of-bounds write issue was addressed with improved bounds checking.
Impact
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in Safari 26.6.1, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2, tvOS 27, visionOS 27, watchOS 27. Processing maliciously crafted web content may lead to memory corruption.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Apple | Safari | before 26.6.1 |
| Apple | Ipados | before 26.6.1 |
| Apple | Iphone Os | before 26.6.1 |
| Apple | Macos | before 26.6.2 |
| Apple | Tvos | before 27.0 |
| Apple | Visionos | before 27.0 |
| Apple | Watchos | before 27.0 |