What is CVE-2022-50926?

CVE-2022-50926 is a critical-severity vulnerability in Wago 750-8212 Pfc200, classified under Reliance on Cookies without Validation and Integrity Checking. CVSS score: 9.8/10. Published 2026-01-13.

How severe is CVE-2022-50926?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Wago 750-8212 Pfc200

CVE-2022-50926

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…

EPSS: 0.001 (34.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Wago 750-8212 Pfc200 — versions Firmware version 03.05.10(17)

Weakness classification (CWE)

CWE-565 — Reliance on Cookies without Validation and Integrity Checking

References

ExploitDB-50793 (exploit)
Official Vendor Homepage (product)
VulnCheck Advisory: WAGO 750-8212 PFC200 G2 2ETH RS Privilege Escalation (third-party-advisory)

Frequently asked questions

What is CVE-2022-50926?: CVE-2022-50926 is a critical-severity vulnerability in Wago 750-8212 Pfc200, classified under Reliance on Cookies without Validation and Integrity Checking. CVSS score: 9.8/10. Published 2026-01-13.
How severe is CVE-2022-50926?: Critical severity. CVSS v3 base score is 9.8 out of 10.