CVE-2026-43799 in iOS

Summary

by MITRE • 07/28/2026

A use after free issue was addressed with improved memory management. This issue is fixed in 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. An app may be able to cause unexpected system termination.

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• Responsible: Apple
• Reservation: 05/02/2026
• Disclosure: 07/28/2026
• Moderation: accepted
• Entry: VDB-383676
• CPE: ready
• CWE: CWE-416 (confirmed)
• CVSS: 9.0 (VulDB)
• EPSS: 0.00000
• KEV: no
• Activities: very low
• Sector: Police, Insurance, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-43799
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-43799
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-43799/