Critical severity · published Jan 13, 2026
CVE-2022-50926
WAGO 750-8212 PFC200 G2 2ETH RS Privilege Escalation
9.8
CVSS
0.5%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 46% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
W7
WAGO 750-8212 PFC200 · Wago
Firmware version 03.05.10(17) · source: vendor