AppleCVE-2026-43667
Apple iOS and iPadOS: denial of service
Medium6.5CVE-2026-43667 · Published Aug 17, 2026 · updated Aug 25, 2026
A reachable assertion was addressed with improved input validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, visionOS 26.5, watchOS 26.5. An attacker in a privileged network position may be able to cause a denial-of-service.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| iOS and iPadOS Product | < 18.7.10 | 18.7.10 |
| < 26.5 | 26.5 | |
| macOS Product | < 26.5 | 26.5 |
| visionOS Product | < 26.5 | 26.5 |
| watchOS Product | < 26.5 | 26.5 |
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-617
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 |