Vulnerability Intelligence Report
CVE-2026-43799
A use after free issue was addressed with improved memory management. 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. An app may be able to cause unexpected system termination.
No Active Exploit Signals
CVSS Base Score
9.8
CRITICAL
Exploitability:3.9
Impact Score:5.9
EPSS Probability:0.46%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-416 ↗CWE-416 Use After Free
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Apple | iOS and iPadOS | 0 < 18.7.10 (affected), 0 < 26.6 (affected) |
| Apple | macOS | 0 < 14.8.8 (affected), 0 < 15.7.8 (affected), 0 < 26.6 (affected) |
| Apple | tvOS | 0 < 26.6 (affected) |
| Apple | visionOS | 0 < 26.6 (affected) |
| Apple | watchOS | 0 < 26.6 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.460%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Apple Inc. · Vendor · USA |
| Reserved | 2026-05-01T22:46:27 |
| Published | 2026-07-27T20:14:35 |
| Last Updated | 2026-08-17T21:31:24 |
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