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Fencer Vulns
medium 4.3

CVE-2026-20704 json

Cross-site request forgery vulnerability exists in ELECOM wireless LAN products.

published 2026-02-03 9 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-5269

cvss
4.3
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 4%
public exploits
0
none known

Summary

Cross-site request forgery vulnerability exists in ELECOM wireless LAN products. If a user accesses a malicious page while logged-in to the affected product, unintended operations may be performed.

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
9 mo ago

Exploit prediction

0.15% chance of exploitation in the next 30 days, higher than 4% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 4.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CNA 4.0 5.1 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
CNA 4.0 5.1 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/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

Affected products

  • ELECOM CO.,LTD. WRC-X1500GS-B
  • ELECOM CO.,LTD. WRC-X1500GSA-B
  • ELECOM CO.,LTD. WRC-X3000GS2-B
  • ELECOM CO.,LTD. WRC-X3000GS2-W
  • ELECOM CO.,LTD. WRC-X3000GS2A-B
  • ELECOM CO.,LTD. WRC-X3000GST2-B
  • ELECOM CO.,LTD. WRC-X1800GS-B
  • ELECOM CO.,LTD. WRC-X1800GSA-B
  • ELECOM CO.,LTD. WRC-X1800GSH-B
  • ELECOM CO.,LTD. WRC-X6000QS-G
  • ELECOM CO.,LTD. WRC-X6000QSA-G
  • ELECOM CO.,LTD. WRC-X6000XS-G
  • ELECOM CO.,LTD. WRC-X6000XST-G
  • ELECOM CO.,LTD. WRC-XE5400GS-G
  • ELECOM CO.,LTD. WRC-XE5400GSA-G

Classification

Weakness
  • CWE-352 Cross-Site Request Forgery

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.