AUGUST 4, 2026
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Case File

CVE-2021-1841

HIGH · CVSS 7.8 EPSS 1.29%

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

CyberRota Analysis

AI analysis pending.

CVE
CVE-2021-1841
Severity
HIGH
CVSS
7.8
EPSS
1.29%

Original NVD Description

A malicious application may be able to execute arbitrary code with kernel privileges. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. An out-of-bounds write issue was addressed with improved bounds checking.