{"id":82384,"date":"2025-10-10T03:24:21","date_gmt":"2025-10-10T03:24:21","guid":{"rendered":""},"modified":"2025-11-01T11:35:30","modified_gmt":"2025-11-01T17:35:30","slug":"cve-2025-6388-critical-authentication-bypass-vulnerability-in-spirit-framework-wordpress-plugin","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-6388-critical-authentication-bypass-vulnerability-in-spirit-framework-wordpress-plugin\/","title":{"rendered":"<strong>CVE-2025-6388: Critical Authentication Bypass Vulnerability in Spirit Framework WordPress Plugin<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The cybersecurity world is once again on high alert with the recent discovery of a critical vulnerability in the Spirit Framework plugin for WordPress. This vulnerability, designated as CVE-2025-6388, affects all versions of the plugin up to, and including, version 1.2.14. As WordPress is one of the most popular content <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-57119-privilege-escalation-vulnerability-in-online-library-management-system-v-3-0\/\"  data-wpil-monitor-id=\"89638\">management systems<\/a> globally, this vulnerability poses a significant risk to many websites, potentially leading to system compromise or data leakage.<br \/>\nThe gravity of this vulnerability stems from its potential to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-57800-openid-connect-authentication-bypass-in-audiobookshelf\/\"  data-wpil-monitor-id=\"89561\">bypass authentication<\/a>, allowing malicious actors to log in as any user, including administrators, as long as they have access to the administrator&#8217;s username. This could directly lead to a total <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-12367-system-compromise-via-sensitive-information-exposure-in-vega-master-software\/\"  data-wpil-monitor-id=\"89869\">system compromise<\/a>, making it a vulnerability that cannot be ignored.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-6388<br \/>\nSeverity: Critical (9.8 CVSS Score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: System compromise or data leakage due to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-58321-delta-electronics-dialink-directory-traversal-authentication-bypass-vulnerability\/\"  data-wpil-monitor-id=\"89788\">authentication bypass<\/a><\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3549956264\" 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>Spirit Framework <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8565-unauthorized-access-and-arbitrary-plugin-installation-vulnerability-in-wp-legal-pages-wordpress-plugin\/\"  data-wpil-monitor-id=\"90311\">WordPress Plugin<\/a> | Up to and including 1.2.14<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The CVE-2025-6388 exploit takes advantage of an oversight in the custom_actions() function of the Spirit Framework <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4689-critical-vulnerability-in-ads-pro-plugin-for-wordpress-leading-to-remote-code-execution\/\"  data-wpil-monitor-id=\"92027\">WordPress plugin<\/a>. This function, designed to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6454-authenticated-user-exploit-in-gitlab-ce-ee-through-proxy-environments\/\"  data-wpil-monitor-id=\"90717\">authenticate users<\/a>, fails to appropriately validate a user&#8217;s identity before granting them access. As a result, an <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-37124-unauthenticated-remote-firewall-bypass-on-hpe-aruba-networking-sd-wan-gateways\/\"  data-wpil-monitor-id=\"89772\">unauthenticated attacker who knows an admin&#8217;s username can bypass<\/a> the authentication system and gain access to the site with administrative privileges.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-414147510\" 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>To understand how this exploit might work, consider the following conceptual example. This is a simplified representation of how an HTTP <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-44594-server-side-request-forgery-ssrf-vulnerability-in-halo-v2-20-17\/\"  data-wpil-monitor-id=\"89801\">request to the vulnerable<\/a> endpoint might look like:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/wp-login.php HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/x-www-form-urlencoded\nlog=admin&amp;pwd=&#039;&#039; OR &#039;1&#039;=&#039;1&#039;&amp;wp-submit=Log+In<\/code><\/pre>\n<p>In this example, the attacker is attempting to log in as the &#8220;admin&#8221; user without knowing the password. The &#8216;pwd&#8217; parameter in the POST request is set to a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-57761-unpatched-sql-injection-vulnerability-in-wegia-web-manager\/\"  data-wpil-monitor-id=\"89755\">SQL injection<\/a> payload that renders the password check useless, thereby bypassing the authentication.<\/p>\n<p><strong>Mitigation Guidance<\/strong><\/p>\n<p>Until a patch is released by the vendor, website administrators can use a Web Application Firewall (WAF) or Intrusion Detection System (IDS) to mitigate the risk of exploitation. Once the patch becomes available, it should be applied immediately to prevent <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-55743-serious-vulnerability-in-unopim-allows-potential-system-compromise\/\"  data-wpil-monitor-id=\"89689\">potential system<\/a> compromise or data leakage. Regularly updating your WordPress plugins and themes will also help <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-43728-protection-mechanism-failure-vulnerability-in-dell-thinos\/\"  data-wpil-monitor-id=\"90236\">protect your site from similar vulnerabilities<\/a> in the future.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The cybersecurity world is once again on high alert with the recent discovery of a critical vulnerability in the Spirit Framework plugin for WordPress. This vulnerability, designated as CVE-2025-6388, affects all versions of the plugin up to, and including, version 1.2.14. As WordPress is one of the most popular content management systems globally, this [&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":[75,74],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-82384","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-authentication-bypass","attack_vector-sql-injection"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/82384","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=82384"}],"version-history":[{"count":12,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/82384\/revisions"}],"predecessor-version":[{"id":85234,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/82384\/revisions\/85234"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=82384"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=82384"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=82384"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=82384"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=82384"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=82384"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=82384"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=82384"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=82384"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}