AppleCVE-2026-64787
Apple Safari: use after free
Medium6.5CVE-2026-64787 · Published Aug 17, 2026 · updated Sep 14, 2026
A use-after-free issue was addressed with improved memory management. 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, tvOS 27, visionOS 27, watchOS 27. Processing maliciously crafted web content may lead to an unexpected process termination.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Safari Product | < 26.6.1 | 26.6.1 |
| iOS and iPadOS Product | < 18.7.10 | 18.7.10 |
| < 26.6.1 | 26.6.1 | |
| macOS Product | < 26.6.2 | 26.6.2 |
| tvOS Product | < 27 | 27 |
| 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:N/I:N/A:H
- Severity from
- CISA (its enrichment of the CVE record)
- Weakness
- CWE-416
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 |