CVE-2026-43667A reachable assertion was addressed with improved input validation.
Updated under an hour ago ()
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It affects Apple iOS and iPadOS and 5 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 6.5 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-617
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- apple
- NVD analysis
- Modified
- Record last updated
- Aug 25, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Apple iOS and iPadOS apple:ios_and_ipados (from the name) | before 18.7.10; before 26.5 | CNA record |
Apple macOS apple:macos (from the name) | before 26.5 | CNA record |
Apple visionOS apple:visionos (from the name) | before 26.5 | CNA record |
Apple watchOS apple:watchos (from the name) | before 26.5 | CNA record |
apple ipados apple:ipados | before 18.7.10 | NVD |
apple iphone_os apple:iphone_os | before 18.7.10 | NVD |
References
- https://support.apple.com/en-us/127110
- https://support.apple.com/en-us/127115
- https://support.apple.com/en-us/127119
- https://support.apple.com/en-us/127120
- https://support.apple.com/en-us/148287vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.