macOS CVE-2026-20630
MEDIUMCVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Lifecycle Timeline
2DescriptionNVD
A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Tahoe 26.3. An app may be able to access protected user data.
AnalysisAI
macOS systems running versions prior to Tahoe 26.3 contain an improper permissions restriction that allows local applications to read sensitive user data without authorization. A threat actor with local access could exploit this vulnerability to exfiltrate protected information. …
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RemediationAI
Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.
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External POC / Exploit Code
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