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Fencer Vulns
medium 5.4

CVE-2022-22511 json

WAGO PLCs WBM vulnerable to reflected XSS

published 2022-03-09 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-27657

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 41%
public exploits
0
none known

Summary

Various configuration pages of the device are vulnerable to reflected XSS (Cross-Site Scripting) attacks. An authorized attacker with user privileges may use this to gain access to confidential information on a PC that connects to the WBM after it has been compromised.

Patch / fix

  • WAGO Compact Controller CC100 (751-9301) FW22
  • WAGO Edge Controller (752-8303/8000-002) FW22
  • WAGO Series PFC100 (750-81xx/xxx-xxx) FW22
  • WAGO Series PFC200 (750-82xx/xxx-xxx) FW22

Exploit prediction

0.48% chance of exploitation in the next 30 days, higher than 41% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/A:N

Affected products

  • WAGO Compact Controller CC100 (751-9301)
  • WAGO Edge Controller (752-8303/8000-002)
  • WAGO Series PFC100 (750-81xx/xxx-xxx)
  • WAGO Series PFC200 (750-82xx/xxx-xxx)
  • WAGO Series Touch Panel 600 Advanced Line (762-5xxx)
  • WAGO Series Touch Panel 600 Marine Line (762-6xxx)
  • WAGO Series Touch Panel 600 Standard Line (762-4xxx)

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.