{"id":22593,"date":"2025-04-13T11:02:14","date_gmt":"2025-04-13T11:02:14","guid":{"rendered":""},"modified":"2025-05-14T05:21:05","modified_gmt":"2025-05-14T05:21:05","slug":"cve-2025-2815-unauthorized-modification-of-data-in-administrator-z-wordpress-plugin","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-2815-unauthorized-modification-of-data-in-administrator-z-wordpress-plugin\/","title":{"rendered":"<strong>CVE-2025-2815: Unauthorized Modification of Data in Administrator Z WordPress Plugin<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The CVE-2025-2815 vulnerability affects the widely used Administrator Z plugin for WordPress websites. This flaw can allow attackers to escalate their privileges and gain unauthorized control over a WordPress site. As many businesses and individuals rely on WordPress for their online presence, this <a href=\"https:\/\/www.ameeba.com\/blog\/fortinet-highlights-rising-threats-to-legacy-vulnerabilities-an-in-depth-analysis\/\"  data-wpil-monitor-id=\"34744\">vulnerability poses a significant threat<\/a> to the integrity of their digital operations. It is therefore crucial to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-51063-understanding-and-mitigating-a-dom-based-xss-vulnerability-in-qstar-archive-solutions\/\"  data-wpil-monitor-id=\"27776\">understand this vulnerability<\/a>, its implications, and how it can be mitigated.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-2815<br \/>\nSeverity: High (8.8)<br \/>\nAttack Vector: Web Application<br \/>\nPrivileges Required: Subscriber-level<br \/>\nUser Interaction: Required<br \/>\nImpact: Unauthorized modification of data, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-0576-critical-vulnerability-in-totolink-lr1200gb-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"29906\">potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-220956282\" 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>Administrator Z <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2005-critical-vulnerability-in-the-wordpress-plugin-front-end-users-feup\/\"  data-wpil-monitor-id=\"26019\">WordPress Plugin<\/a> | All versions up to and including 2025.03.24<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The CVE-2025-2815 vulnerability resides in the adminz_import_backup() function of the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-3211-unauthenticated-sql-injection-vulnerability-in-wordpress-database-administrator-plugin\/\"  data-wpil-monitor-id=\"29977\">Administrator Z plugin for WordPress<\/a>. This function lacks a proper capability check, which can allow authenticated attackers, with Subscriber-level access and above, to update <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2891-arbitrary-file-upload-vulnerability-in-real-estate-7-wordpress-theme\/\"  data-wpil-monitor-id=\"29905\">arbitrary options on the WordPress<\/a> site.<br \/>\nThe exploit can be leveraged to update the default role for registration to an administrator, thereby enabling <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2563-privilege-escalation-vulnerability-in-user-registration-membership-wordpress-plugin\/\"  data-wpil-monitor-id=\"35837\">user registration<\/a>. This will allow the attackers to gain administrative user <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2945-unveiling-the-system-access-vulnerability-in-network-security-protocols\/\"  data-wpil-monitor-id=\"26894\">access to a vulnerable<\/a> site, potentially compromising the system or leading to data leakage.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-965532606\" 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 is a conceptual example of how an attacker might <a href=\"https:\/\/www.ameeba.com\/blog\/fortinet-s-fortigate-vulnerability-ssl-vpn-symlink-exploit-puts-user-access-at-risk-post-patching\/\"  data-wpil-monitor-id=\"34745\">exploit the vulnerability<\/a>:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/wp-admin\/admin.php?page=adminz_import_backup HTTP\/1.1\nHost: victim-site.com\nContent-Type: application\/x-www-form-urlencoded\nCookie: [authenticated user session cookie here]\noption_name=default_role&amp;option_value=administrator<\/code><\/pre>\n<p>In this example, the attacker sends a POST request to the vulnerable adminz_import_backup function, using an authenticated <a href=\"http:\/\/pseudopod.ameeba.com\"   title=\"session\"  data-wpil-monitor-id=\"27775\">session<\/a> cookie. The attacker then changes the &#8216;default_role&#8217; option to &#8216;administrator&#8217;, effectively allowing any new users to register as <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2907-critical-vulnerability-in-order-delivery-date-wordpress-plugin-could-allow-full-site-takeover\/\"  data-wpil-monitor-id=\"41829\">administrators<\/a> on the site.<\/p>\n<p><strong>Mitigation<\/strong><\/p>\n<p>The best course of <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-46342-kyverno-policy-engine-vulnerability-enables-unauthorized-actions-in-kubernetes\/\"  data-wpil-monitor-id=\"42716\">action to mitigate this vulnerability<\/a> is to apply the vendor-supplied patch. If the patch is not yet available or cannot be immediately applied, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as a temporary mitigation measure. Regularly updating and patching your WordPress <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-6735-privilege-escalation-vulnerability-in-checkmks-mk_tsm-agent-plugin\/\"  data-wpil-monitor-id=\"26893\">plugins is a good standard practice to prevent such vulnerabilities<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The CVE-2025-2815 vulnerability affects the widely used Administrator Z plugin for WordPress websites. This flaw can allow attackers to escalate their privileges and gain unauthorized control over a WordPress site. As many businesses and individuals rely on WordPress for their online presence, this vulnerability poses a significant threat to the integrity of their digital [&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-22593","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\/22593","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=22593"}],"version-history":[{"count":9,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/22593\/revisions"}],"predecessor-version":[{"id":38010,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/22593\/revisions\/38010"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=22593"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=22593"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=22593"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=22593"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=22593"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=22593"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=22593"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=22593"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=22593"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}