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.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact Low

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00235.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Contec Co., Ltd. FXA5000 unaffected
Version Status Constraints
0 affected < 1.12.00
Contec Co., Ltd. FXA5020 unaffected
Version Status Constraints
0 affected < 1.12.00
Contec Co., Ltd. FXA5020-[][] unaffected
Version Status Constraints
0 affected < 1.12.00
Contec Co., Ltd. FXE5000 unaffected
Version Status Constraints
0 affected < 1.12.00
Contec Co., Ltd. FXE5000-[][] unaffected
Version Status Constraints
0 affected < 1.12.00
Contec Co., Ltd. FXS5000-[][] unaffected
Version Status Constraints
0 affected < 1.12.00
Contec Co., Ltd. FXS5021 unaffected
Version Status Constraints
0 affected < 1.12.00
Contec Co., Ltd. FXE4000 unaffected
Version Status Constraints
0 affected < 1.14.00
Contec Co., Ltd. FXE4000-WP unaffected
Version Status Constraints
0 affected < 1.14.00
Contec Co., Ltd. FXS4000 unaffected
Version Status Constraints
0 affected < 1.14.00
Contec Co., Ltd. FXS4020 unaffected
Version Status Constraints
0 affected < 1.14.00
Contec Co., Ltd. FXA3000 unaffected
Version Status Constraints
0 affected < 1.20.00
Contec Co., Ltd. FXA3000-[][] unaffected
Version Status Constraints
0 affected < 1.20.00
Contec Co., Ltd. FXA3020 unaffected
Version Status Constraints
0 affected < 1.20.00
Contec Co., Ltd. FXA3020-[][] unaffected
Version Status Constraints
0 affected < 1.20.00
Contec Co., Ltd. FXA3200 unaffected
Version Status Constraints
0 affected < 1.20.00
Contec Co., Ltd. FXE3000 unaffected
Version Status Constraints
0 affected < 1.20.00
Contec Co., Ltd. FXE3000-[][] unaffected
Version Status Constraints
0 affected < 1.20.00
Contec Co., Ltd. FXE3000-WP unaffected
Version Status Constraints
0 affected < 1.20.00
Contec Co., Ltd. FXS300[]-CN unaffected
Version Status Constraints
0 affected < 1.20.00

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Contec Subscribe
Fxa3000 Subscribe
Fxa3020 Subscribe
Fxa3200 Subscribe
Fxa5000 Subscribe
Fxa5020 Subscribe
Fxe3000 Subscribe
Fxe3000-wp Subscribe
Fxe4000 Subscribe
Fxe4000-wp Subscribe
Fxe5000 Subscribe
Fxs300-cn Subscribe
Fxs4000 Subscribe
Fxs4020 Subscribe
Fxs5021 Subscribe

Project Subscriptions

Vendors Products
Contec Subscribe
Fxa3000 Subscribe
Fxa3020 Subscribe
Fxa3200 Subscribe
Fxa5000 Subscribe
Fxa5020 Subscribe
Fxe3000 Subscribe
Fxe3000-wp Subscribe
Fxe4000 Subscribe
Fxe4000-wp Subscribe
Fxe5000 Subscribe
Fxs300-cn Subscribe
Fxs4000 Subscribe
Fxs4020 Subscribe
Fxs5021 Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://jvn.jp/en/vu/JVNVU99009004/ cve-icon cve-icon
https://www.contec.com/api/downloadlogger?download=/-/media/Contec/support/security-info/2026/contec_security_fl_26091000_en.pdf cve-icon cve-icon
History

Thu, 17 Sep 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Contec
Contec fxa3000
Contec fxa3020
Contec fxa3200
Contec fxa5000
Contec fxa5020
Contec fxe3000
Contec fxe3000-wp
Contec fxe4000
Contec fxe4000-wp
Contec fxe5000
Contec fxs300-cn
Contec fxs4000
Contec fxs4020
Contec fxs5021
Vendors & Products Contec
Contec fxa3000
Contec fxa3020
Contec fxa3200
Contec fxa5000
Contec fxa5020
Contec fxe3000
Contec fxe3000-wp
Contec fxe4000
Contec fxe4000-wp
Contec fxe5000
Contec fxs300-cn
Contec fxs4000
Contec fxs4020
Contec fxs5021

Tue, 15 Sep 2026 16:45:00 +0000

Type Values Removed Values Added
Title Cross‑Site Scripting in Contec FX Series Devices Allows Arbitrary Script Execution

Mon, 14 Sep 2026 22:15:00 +0000

Type Values Removed Values Added
Title Cross‑Site Scripting in Contec FX Series Devices Allows Arbitrary Script Execution

Mon, 14 Sep 2026 12:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 14 Sep 2026 07:00:00 +0000

Type Values Removed Values Added
Description 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.
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 4.8, 'vector': '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2026-09-14T11:19:46.422Z

Reserved: 2026-08-31T02:30:58.276Z

Link: CVE-2026-82763

cve-icon Vulnrichment

Updated: 2026-09-14T11:13:51.588Z

cve-icon NVD

Status : Deferred

Published: 2026-09-14T07:17:17.210

Modified: 2026-09-16T19:27:25.623

Link: CVE-2026-82763

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-17T19:45:45Z

Weaknesses