Vulnerability details
CVE-2026-43668
Apple iOS and iPadOSApple macOSApple tvOSApple visionOSApple watchOS
CVSS 3.1
7.5High
Official description
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.5High | 3.1 | CISA ADP / Vulnrichment (CISA-ADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Apple | iOS and iPadOS | v < 18.7.9 | CVEProject cvelistV5 (CNA) |
| Apple | iOS and iPadOS | v < 26.5 | CVEProject cvelistV5 (CNA) |
| Apple | macOS | v < 14.8.7 | CVEProject cvelistV5 (CNA) |
| Apple | macOS | v < 15.7.7 | CVEProject cvelistV5 (CNA) |
| Apple | macOS | v < 26.5 | CVEProject cvelistV5 (CNA) |
| Apple | tvOS | v < 26.5 | CVEProject cvelistV5 (CNA) |
| Apple | visionOS | v < 26.5 | CVEProject cvelistV5 (CNA) |
| Apple | watchOS | v < 26.5 | CVEProject cvelistV5 (CNA) |
References and advisories
8- https://support.apple.com/en-us/127110
- https://support.apple.com/en-us/127111
- https://support.apple.com/en-us/127115
- https://support.apple.com/en-us/127116
- https://support.apple.com/en-us/127117
- https://support.apple.com/en-us/127118
- https://support.apple.com/en-us/127119
- https://support.apple.com/en-us/127120
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Details
- Published
- 2026-05-11
- Last updated
- 2026-05-12
- State
- Published
- Assigner (CNA)
- apple
Exploit prediction (EPSS)
1.11%
Probability of exploitation in 30 days
66.1%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-416Use After Free