CVE-2026-43805: critical vulnerability in Apple macOS
Published · Updated
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48Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 9.8epss 0.5%
from disclosure to weapon62 days
Published on NVDJul 27
1st PoC+62d
A race condition was addressed with improved state handling. 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, watchOS 26.6. An app may be able to cause unexpected system termination or write kernel memory.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
public PoCs found — 3
githubgithub.com/tls456/CVE-2026-43805-PoC★ 0githubgithub.com/WTCYJ/CVE-2026-43805-analysis★ 0githubgithub.com/whysocscs/CVE-2026-43805★ 0⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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