---
id: CVE-2022-50926
title: WAGO 750-8212 PFC200 G2 2ETH RS Privilege Escalation
summary: >-
  WAGO 750-8212 PFC200 G2 2ETH RS firmware contains a privilege escalation
  vulnerability that allows attackers to manipulate user session cookies.
  Attackers can modify the cookie's 'name' and 'roles' parameters to elevate
  from ordinary use…
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cvssSource: cna
cwe:
  - CWE-565
vendor: Wago
product: WAGO 750-8212 PFC200
affected:
  - 750-8212_pfc200 Firmware version 03.05.10(17)
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-01-14T15:50:07.390254Z'
published: '2026-01-13'
updated: '2026-10-27'
sourceUpdated: '2026-10-27T01:30:26.855Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2022-50926'
references:
  - url: 'https://www.exploit-db.com/exploits/50793'
    label: ExploitDB-50793
  - url: 'https://www.wago.com'
    label: Official Vendor Homepage
  - url: >-
      https://www.vulncheck.com/advisories/wago-pfc-g-eth-rs-privilege-escalation
    label: 'VulnCheck Advisory: WAGO 750-8212 PFC200 G2 2ETH RS Privilege Escalation'
tags:
  - cve.org
epss: 0.00546
epssPercentile: 0.45583
ingestedAt: '2026-10-27T16:11:59.198Z'
---

## Overview

WAGO 750-8212 PFC200 G2 2ETH RS firmware contains a privilege escalation vulnerability that allows attackers to manipulate user session cookies. Attackers can modify the cookie's 'name' and 'roles' parameters to elevate from ordinary user to administrative privileges without authentication.

## Affected

- `750-8212_pfc200 Firmware version 03.05.10(17)`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.