AUGUST 5, 2026
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Case File

CVE-2021-21001

CRITICAL · CVSS 9.1 EPSS 1.13%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-05-24 · 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-2021-21001
Severity
CRITICAL
CVSS
9.1
EPSS
1.13%

Original NVD Description

On WAGO PFC200 devices in different firmware versions with special crafted packets an authorised attacker with network access to the device can access the file system with higher privileges.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2025-41732 CRITICAL CVE-2025-41730 CRITICAL CVE-2023-5188 HIGH CVE-2023-4149 CRITICAL CVE-2023-3379 MEDIUM CVE-2023-4089 LOW