Vulnerability details
CVE-2026-43686
Apple iOS and iPadOSApple macOSApple tvOSApple visionOSApple watchOS
CVSS 3.1
8.8High
Official description
A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. Connecting to a malicious NFS server may lead to kernel memory corruption.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.8High | 3.1 | CISA ADP / Vulnrichment (CISA-ADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Apple | iOS and iPadOS | v < 26.7 | CVEProject cvelistV5 (CNA) |
| Apple | iOS and iPadOS | v < 27 | CVEProject cvelistV5 (CNA) |
| Apple | macOS | v < 15.8 | CVEProject cvelistV5 (CNA) |
| Apple | macOS | v < 26.7 | CVEProject cvelistV5 (CNA) |
| Apple | macOS | v < 27 | CVEProject cvelistV5 (CNA) |
| Apple | tvOS | v < 27 | CVEProject cvelistV5 (CNA) |
| Apple | visionOS | v < 27 | CVEProject cvelistV5 (CNA) |
| Apple | watchOS | v < 27 | CVEProject cvelistV5 (CNA) |
References and advisories
8- https://support.apple.com/en-us/149034
- https://support.apple.com/en-us/149035
- https://support.apple.com/en-us/149036
- https://support.apple.com/en-us/149037
- https://support.apple.com/en-us/149038
- https://support.apple.com/en-us/149041
- https://support.apple.com/en-us/149042
- https://support.apple.com/en-us/149043
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Details
- Published
- 2026-09-15
- Last updated
- 2026-10-27
- State
- Published
- Assigner (CNA)
- apple
Exploit prediction (EPSS)
0.47%
Probability of exploitation in 30 days
41.3%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-416Use After Free