Apple OS Kernel Memory Disclosure via NFS Client (CVE-2026-43687)
CVE-2026-43687 Published on September 14, 2026
The issue was addressed with improved memory handling. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. Connecting to a malicious NFS server may disclose kernel memory.
Vulnerability Analysis
CVE-2026-43687 can be exploited with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.
Weakness Type
What is an Information Disclosure Vulnerability?
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
CVE-2026-43687 has been classified to as an Information Disclosure vulnerability or weakness.
Products Associated with CVE-2026-43687
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Affected Versions
Apple iOS and iPadOS:- Before 26.7 is affected.
- Before 27 is affected.
- Before 26.7 is affected.
- Before 27 is affected.
- Before 27 is affected.
- Before 27 is affected.
- Before 27 is affected.