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Fencer Vulns
high 8.1

CVE-2026-82765 json

Path traversal 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-2026-77248

cvss
8.1
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 42%
public exploits
0
none known

Summary

Path traversal vulnerability exists in Contec FX5000 series, FX4000 series, and FX3000 series. If this vulnerability is exploited, arbitrary files on the server may be viewed and/or altered by an attacker who can access the product via FTP.

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
total
Assessed
56 d ago

Exploit prediction

0.49% chance of exploitation in the next 30 days, higher than 42% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CNA 4.0 8.6 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
CNA 4.0 8.6 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/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

Classification

Weakness
  • CWE-23 Relative Path Traversal

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.