AUGUST 4, 2026
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Case File

CVE-2021-30748

HIGH · CVSS 7.8 EPSS 1.35%

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

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.8. See the original NVD description below for full technical details.

CVE
CVE-2021-30748
Severity
HIGH
CVSS
7.8
EPSS
1.35%

Original NVD Description

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. An application may be able to execute arbitrary code with kernel privileges.

Related CVEs

Other vulnerabilities affecting the same vendor(s)