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01 Record

CVE-2026-82765

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

HighPUBLISHEDCNA: jpcert
CNA base score8.6 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

02 Description

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

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.48% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 41.5% of scored records. A rank, not a probability.
NVD base score
8.6 (CVSS v4.0), scored by the NVD independently of the CNA.
NVD CVSS vector
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
NVD analysis status
Deferred. NVD last modified this record on 2026-09-16.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-09-14 06:45Z1 MO AGO
Last updated
2026-09-14 14:51Z1 MO AGO
Reserved
2026-08-31
Assigning CNA
jpcert
Record state
PUBLISHED
Severity
High (CVSS 8.6)
CNA CVSS vector
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
Weaknesses
  • CWE-23Relative Path TraversalBase
Data version
5.2
Document digest
4e33baa1c943b0aeabedd4adbac492dd82de30cc476981f8da4135582f2c674c

05 Affected products

VendorProductVersionsPlatforms
Contec Co., Ltd.FXA50000 to < 1.12.00—
Contec Co., Ltd.FXA50200 to < 1.12.00—
Contec Co., Ltd.FXA5020-[][]0 to < 1.12.00—
Contec Co., Ltd.FXE50000 to < 1.12.00—
Contec Co., Ltd.FXE5000-[][]0 to < 1.12.00—
Contec Co., Ltd.FXS5000-[][]0 to < 1.12.00—
Contec Co., Ltd.FXS50210 to < 1.12.00—
Contec Co., Ltd.FXE40000 to < 1.14.00—
Contec Co., Ltd.FXE4000-WP0 to < 1.14.00—
Contec Co., Ltd.FXS40000 to < 1.14.00—
Contec Co., Ltd.FXS40200 to < 1.14.00—
Contec Co., Ltd.FXA30000 to < 1.20.00—
Contec Co., Ltd.FXA3000-[][]0 to < 1.20.00—
Contec Co., Ltd.FXA30200 to < 1.20.00—
Contec Co., Ltd.FXA3020-[][]0 to < 1.20.00—
Contec Co., Ltd.FXA32000 to < 1.20.00—
Contec Co., Ltd.FXE30000 to < 1.20.00—
Contec Co., Ltd.FXE3000-[][]0 to < 1.20.00—
Contec Co., Ltd.FXE3000-WP0 to < 1.20.00—
Contec Co., Ltd.FXS300[]-CN0 to < 1.20.00—

06 References