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Fencer Vulns
medium 5.4

CVE-2026-82763 json

Cross-site scripting vulnerability exists in Contec FX5000 series, FX4000 series, and FX3000 series.

published 2026-09-14 56 d ago modified 2026-09-16 53 d ago also EUVD-2026-77242

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 14%
public exploits
0
none known

Summary

Cross-site scripting vulnerability exists in Contec FX5000 series, FX4000 series, and FX3000 series. If this vulnerability is exploited, an arbitrary script may be executed on a logged-in user's web browser.

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

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
56 d ago

Exploit prediction

0.24% chance of exploitation in the next 30 days, higher than 14% 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
CNA 4.0 4.8 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
CNA 4.0 4.8 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/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

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.