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Fencer Vulns
medium 4.3

CVE-2026-82764 json

Cross-site request forgery vulnerability exists in multiple Contec products.

published 2026-09-14 56 d ago modified 2026-09-16 53 d ago also EUVD-2026-77218

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 9%
public exploits
0
none known

Summary

Cross-site request forgery vulnerability exists in multiple Contec products. If a user views a specially crafted page while logged in to the affected product, unintended operations may be performed.

Patch / fix

  • Contec Co., Ltd. FXA5000 1.12.00
  • Contec Co., Ltd. FXA5020 1.12.00
  • Contec Co., Ltd. FXA5020-[][] 1.12.00
  • Contec Co., Ltd. FXE5000 1.12.00
  • Contec Co., Ltd. FXE5000-[][] 1.12.00
  • Contec Co., Ltd. FXS5000-[][] 1.12.00
  • Contec Co., Ltd. FXS5021 1.12.00
  • Contec Co., Ltd. FXE4000 1.14.00
  • Contec Co., Ltd. FXE4000-WP 1.14.00
  • Contec Co., Ltd. FXS4000 1.14.00
  • Contec Co., Ltd. FXS4020 1.14.00
  • Contec Co., Ltd. FXA3000 1.20.00
  • Contec Co., Ltd. FXA3000-[][] 1.20.00
  • Contec Co., Ltd. FXA3020 1.20.00
  • Contec Co., Ltd. FXA3020-[][] 1.20.00
  • Contec Co., Ltd. FXA3200 1.20.00
  • Contec Co., Ltd. FXE3000 1.20.00
  • Contec Co., Ltd. FXE3000-[][] 1.20.00
  • Contec Co., Ltd. FXE3000-WP 1.20.00
  • Contec Co., Ltd. FXS300[]-CN 1.20.00
  • Contec Co., Ltd. SGA1000 1.02
  • Contec Co., Ltd. RP-WAH-SR1 1.03
  • Contec Co., Ltd. RP-WAH-SR2 1.03
  • Contec Co., Ltd. RP-WAH-SR12 1.02
  • Contec Co., Ltd. RP-WAH-SR22 1.02
  • Contec Co., Ltd. ECE1000 1.02
  • Contec Co., Ltd. ECE1020 1.02
  • Contec Co., Ltd. ECS1020 1.02
  • Contec Co., Ltd. Remote I/O Coupler Unit (Server Type) CPSN-MCB271-* 1.82
  • Contec Co., Ltd. Remote I/O Coupler Unit (EtherNet/IP Adapter) CPSN-EOB471EI-[]1 1.02

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
56 d ago

Exploit prediction

0.19% chance of exploitation in the next 30 days, higher than 9% 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

  • Contec Co., Ltd. FXA5000
  • Contec Co., Ltd. FXA5020
  • Contec Co., Ltd. FXA5020-[][]
  • Contec Co., Ltd. FXE5000
  • Contec Co., Ltd. FXE5000-[][]
  • Contec Co., Ltd. FXS5000-[][]
  • Contec Co., Ltd. FXS5021
  • Contec Co., Ltd. FXE4000
  • Contec Co., Ltd. FXE4000-WP
  • Contec Co., Ltd. FXS4000
  • Contec Co., Ltd. FXS4020
  • Contec Co., Ltd. FXA3000
  • Contec Co., Ltd. FXA3000-[][]
  • Contec Co., Ltd. FXA3020
  • Contec Co., Ltd. FXA3020-[][]
  • Contec Co., Ltd. FXA3200
  • Contec Co., Ltd. FXE3000
  • Contec Co., Ltd. FXE3000-[][]
  • Contec Co., Ltd. FXE3000-WP
  • Contec Co., Ltd. FXS300[]-CN
  • Contec Co., Ltd. SGA1000
  • Contec Co., Ltd. RP-WAH-SR1
  • Contec Co., Ltd. RP-WAH-SR2
  • Contec Co., Ltd. RP-WAH-SR12
  • Contec Co., Ltd. RP-WAH-SR22
  • Contec Co., Ltd. ECE1000
  • Contec Co., Ltd. ECE1020
  • Contec Co., Ltd. ECS1020
  • Contec Co., Ltd. Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*
  • Contec Co., Ltd. Remote I/O Coupler Unit (EtherNet/IP Adapter) CPSN-EOB471EI-[]1
  • Contec Co., Ltd. Programmable Remote I/O Coupler Unit (Software PLC Type) CPSN-PCB271-S1-041
  • Contec Co., Ltd. PC-HELPER Wireless I/O DIO-0404RY-LWF
  • Contec Co., Ltd. PC-HELPER Wireless I/O DIO-0404RY-LWF-US

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.