CVE-2022-50926

Published Jan 13, 2026

Last updated 6 months ago

CVSS high 8.7
Firmware

Overview

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.
Source
disclosure@vulncheck.com
NVD status
Deferred

Risk scores

CVSS 4.0

Type
Secondary
Base score
8.7
Impact score
-
Exploitability score
-
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Severity
HIGH

CVSS 3.1

Type
Primary
Base score
9.8
Impact score
5.9
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity
CRITICAL

Weaknesses

disclosure@vulncheck.com
CWE-565

Social media

Hype score
Not currently trending

Related CVEs

  1. OpenEye Apex Network Video Recorder (NVR) firmware 3.2.9.376 contains an OS command injection vulnerability in recbackup. An authenticated administrator can supply crafted backup-area configuration input that is passed to a shell command, allowing commands to execute with the privileges of the nvr user. The underlying design has been present since at least firmware 2.2.3.4. This vulnerability is resolved in OpenEye Apex version 3.4.3.•CVE-2026-94367
  2. OpenEye Apex Network Video Recorder (NVR) firmware 3.2.9.376 trusts an X-Forwarded-For header supplied by an arbitrary client when determining the request source address. An unauthenticated remote attacker can spoof a loopback address to bypass local-connection-only security controls exposed on the affected non-TLS web interfaces and disclose configuration information. The underlying design has been present since at least firmware 2.2.3.4. Upgrade to version 3.5.4.•CVE-2026-92929
  3. A high-privileged remote attacker can exploit a command injection vulnerability in the /api/datastorage/data endpoint by sending a crafted GET request with admin credentials allowing execution of commands with root privileges on the device.•CVE-2026-27563
  4. A high-privileged remote attacker can exploit a command injection vulnerability in the /api/datastorage/data endpoint by sending a PUT request with admin credentials allowing execution of commands with root privileges on the device.•CVE-2026-27564
  5. An unauthenticated remote attacker can upload a malicious IODD file that places and executes a shell script with root privileges. The shell script remains active even after a reboot.•CVE-2026-27565

References

Sources include official advisories and independent security research.