AppleCVE-2026-64788
Apple iOS and iPadOS: memory corruption
Medium5.4CVE-2026-64788 · Published Aug 17, 2026 · updated Sep 14, 2026
The issue was addressed with improved memory handling. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2, visionOS 27, watchOS 27. Processing maliciously crafted web content may lead to memory corruption.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| iOS and iPadOS Product | < 26.6.1 | 26.6.1 |
| macOS Product | < 26.6.2 | 26.6.2 |
| visionOS Product | < 27 | 27 |
| watchOS Product | < 27 | 27 |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
- Severity from
- CISA (its enrichment of the CVE record)
- Weakness
- CWE-119
More Apple advisories
All Apple| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Aug 17 | Apple Safari: memory corruption | Medium5.4 | 26.6.1+3 more |
| Aug 17 | Apple iOS and iPadOS: use after free | High7.5 | 26.6.1+2 more |
| Aug 17 | Apple iOS and iPadOS: integer overflow | High8.8 | 26.6.1+3 more |
| Aug 17 | Apple iOS and iPadOS: denial of service | Medium6.5 | 26.6.1+2 more |
| Aug 17 | Apple iOS and iPadOS: out-of-bounds read | Medium6.6 | 26.6.1+3 more |
| Aug 17 | Apple Safari: unhandled exceptional condition | Medium4.3 | 26.6.1+3 more |