{"id":58922,"date":"2025-07-10T12:25:53","date_gmt":"2025-07-10T12:25:53","guid":{"rendered":""},"modified":"2025-10-24T11:55:22","modified_gmt":"2025-10-24T17:55:22","slug":"cve-2025-53501-critical-improper-access-control-vulnerability-in-wikimedia-foundation-mediawiki-scribunto-extension","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-53501-critical-improper-access-control-vulnerability-in-wikimedia-foundation-mediawiki-scribunto-extension\/","title":{"rendered":"<strong>CVE-2025-53501: Critical Improper Access Control Vulnerability in Wikimedia Foundation Mediawiki &#8211; Scribunto Extension<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>Cybersecurity threats are a constant concern in the world of digital communications and database management. One such threat has recently been identified in the Wikimedia Foundation&#8217;s Mediawiki &#8211; Scribunto Extension, and it&#8217;s essential for users to be aware of this vulnerability and take the necessary steps to mitigate it. This security flaw, identified as CVE-2025-53501, is an Improper <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-41666-watchdog-file-replacement-vulnerability-allowing-remote-access-and-control\/\"  data-wpil-monitor-id=\"66680\">Access Control vulnerability<\/a>. It arises from the <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=\"65748\">system not adequately constraining authorization<\/a>, potentially leaving the door open for unauthorized access and compromising the integrity of the system.<br \/>\nThe <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-12150-high-severity-blind-sql-injection-vulnerability-in-eron-software-wowwo-crm\/\"  data-wpil-monitor-id=\"65784\">severity of this vulnerability<\/a> cannot be overstated. It affects a wide range of <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-53369-mediawiki-short-description-extension-vulnerability\/\"  data-wpil-monitor-id=\"91424\">Mediawiki &#8211; Scribunto Extension<\/a> versions, posing a potential threat to a significant user base. The potential consequences of this flaw are considerable, including system compromise and <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-53495-unauthorized-access-data-leakage-in-wikimedia-foundation-mediawiki-abusefilter-extension\/\"  data-wpil-monitor-id=\"72447\">data leakage<\/a>. Therefore, addressing this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-43209-high-risk-out-of-bounds-access-vulnerability-affecting-multiple-apple-operating-systems\/\"  data-wpil-monitor-id=\"69673\">vulnerability should be a top priority for all affected<\/a> users.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-53501<br \/>\nSeverity: Critical (8.8 CVSS score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-43192-critical-configuration-issue-in-macos-allowing-potential-system-compromise\/\"  data-wpil-monitor-id=\"72448\">System compromise and potential<\/a> data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-1967561697\" 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>Mediawiki &#8211; Scribunto Extension | 1.39.X before 1.39.12<br \/>\nMediawiki &#8211; Scribunto Extension | 1.42.X before 1.42.7<br \/>\nMediawiki &#8211; Scribunto Extension | 1.43.X before 1.43.2<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-53093-critical-security-vulnerability-in-tabberneue-mediawiki-extension\/\"  data-wpil-monitor-id=\"65699\">vulnerability lies within the access control mechanism of the Mediawiki<\/a> &#8211; Scribunto Extension. Due to insufficient constraints on authorization, an attacker can <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-36600-dell-bios-improper-access-control-vulnerability-allows-potential-system-compromise\/\"  data-wpil-monitor-id=\"70108\">potentially access areas or functions of the system<\/a> that are meant to be restricted. This could <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-50067-critical-vulnerability-in-oracle-application-express-allowing-system-takeover\/\"  data-wpil-monitor-id=\"68864\">allow the attacker to manipulate the system<\/a>, gain unauthorized information, or even potentially compromise the system.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-4013493038\" 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=\"\">GET \/wiki\/Special:AllPages HTTP\/1.1\nHost: target.example.com\nAuthorization: Bearer &lt;token&gt;\n{ &quot;malicious_payload&quot;: &quot;...&quot; }<\/code><\/pre>\n<p>In this hypothetical scenario, an <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-54378-unauthorized-access-vulnerability-in-hax-cms\/\"  data-wpil-monitor-id=\"68862\">unauthorized user sends a request to access<\/a> a restricted page, &#8220;Special:AllPages. The malicious payload in the request might be crafted to exploit the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-53314-high-severity-cross-site-request-forgery-csrf-vulnerability-in-sh1zen-wp-optimizer\/\"  data-wpil-monitor-id=\"65574\">improper access control<\/a> vulnerability, potentially granting the attacker unauthorized system access.<br \/>\nPlease note that this example is purely for illustrative purposes. The actual exploitation of this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7793-critical-vulnerability-in-tenda-fh451-leading-to-system-compromise\/\"  data-wpil-monitor-id=\"68863\">vulnerability would require a precise understanding of the system&#8217;s<\/a> configuration and specific weaknesses that can be exploited.<\/p>\n<p><strong>Mitigation Guidance<\/strong><\/p>\n<p>The most effective <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5310-remote-code-execution-vulnerability-in-dover-fueling-solutions-progauge-maglink-lx-consoles\/\"  data-wpil-monitor-id=\"65564\">solution to this vulnerability<\/a> is to apply the vendor-provided patch. Users of Mediawiki &#8211; Scribunto Extension should upgrade to versions 1.39.12, 1.42.7, or 1.43.2 (or later), depending on their current version. In the interim, employing a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can provide temporary mitigation.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview Cybersecurity threats are a constant concern in the world of digital communications and database management. One such threat has recently been identified in the Wikimedia Foundation&#8217;s Mediawiki &#8211; Scribunto Extension, and it&#8217;s essential for users to be aware of this vulnerability and take the necessary steps to mitigate it. This security flaw, identified as [&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-58922","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\/58922","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=58922"}],"version-history":[{"count":11,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/58922\/revisions"}],"predecessor-version":[{"id":84531,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/58922\/revisions\/84531"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=58922"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=58922"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=58922"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=58922"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=58922"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=58922"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=58922"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=58922"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=58922"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}