SEPTEMBER 25, 2026

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Case File

CVE-2026-40405

HIGH · CVSS 7.5 EPSS 1.08%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-05-12 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. It affects Windows.

CVE

CVE-2026-40405

Severity

HIGH

CVSS

7.5

EPSS

1.08%

Windows

Original NVD Description

Null pointer dereference in Windows TCP/IP allows an unauthorized attacker to deny service over a network.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-75649 HIGH CVE-2026-89276 CRITICAL CVE-2026-89275 CRITICAL CVE-2026-84412 CRITICAL CVE-2026-83660 CRITICAL CVE-2026-82443 CRITICAL