CVE-2026-43803
critical · 9.8An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. A remote attacker may be able to cause unexpected system termination.
9.8
CVSS
0.8%
EPSS (exploit prob.)
55th
EPSS percentile
2026-07-27
Published
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-787
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| apple | ipados | < 26.6 |
| apple | iphone_os | < 26.6 |
| apple | macos | >= 14.0, < 14.8.8 |
| apple | macos | >= 15.0, < 15.7.8 |
| apple | macos | >= 26.0, < 26.6 |
| apple | tvos | < 26.6 |
| apple | visionos | < 26.6 |
| apple | watchos | < 26.6 |
Check a specific version with /api/v1/cve/match.
References
- https://support.apple.com/en-us/128066
- https://support.apple.com/en-us/128067
- https://support.apple.com/en-us/128068
- https://support.apple.com/en-us/128069
- https://support.apple.com/en-us/128070
- https://support.apple.com/en-us/128071
- https://support.apple.com/en-us/128072
- https://support.apple.com/en-us/148287
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2026-43803