Vulnerability Details CVE-2026-20658
A package validation issue was addressed by blocking the vulnerable package. This issue is fixed in macOS Tahoe 26.3. An app may be able to gain root privileges.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 4.2%
CVSS Severity
CVSS v3 Score 7.8
Products affected by CVE-2026-20658
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cpe:2.3:o:apple:macos:26.0
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cpe:2.3:o:apple:macos:26.0.0
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cpe:2.3:o:apple:macos:26.1