AUGUST 4, 2026
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Case File

CVE-2023-40436

CRITICAL · CVSS 9.1 EPSS 1.01%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-09-27 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.1. See the original NVD description below for full technical details.

CVE
CVE-2023-40436
Severity
CRITICAL
CVSS
9.1
EPSS
1.01%

Original NVD Description

The issue was addressed with improved bounds checks. This issue is fixed in macOS Sonoma 14. An attacker may be able to cause unexpected system termination or read kernel memory.

Related CVEs

Other vulnerabilities affecting the same vendor(s)