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Case File

CVE-2021-30655

CRITICAL · CVSS 9.8 EPSS 2.29%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-09-08 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. See the original NVD description below for full technical details.

CVE
CVE-2021-30655
Severity
CRITICAL
CVSS
9.8
EPSS
2.29%

Original NVD Description

An application may be able to execute arbitrary code with system privileges. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. The issue was addressed with improved permissions logic.

Related CVEs

Other vulnerabilities affecting the same vendor(s)