{"id":59876,"date":"2025-08-04T16:52:36","date_gmt":"2025-08-04T16:52:36","guid":{"rendered":""},"modified":"2025-10-21T17:37:21","modified_gmt":"2025-10-21T23:37:21","slug":"cve-2025-44137-directory-traversal-vulnerability-in-maptiler-tileserver-php-v2-0","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-44137-directory-traversal-vulnerability-in-maptiler-tileserver-php-v2-0\/","title":{"rendered":"<strong>CVE-2025-44137: Directory Traversal Vulnerability in MapTiler Tileserver-php v2.0<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>In the modern digital landscape, security vulnerabilities are a critical concern for businesses and individuals alike. The recent discovery of a new vulnerability, named CVE-2025-44137, in MapTiler Tileserver-php v2.0, has raised eyebrows among cybersecurity experts. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-54443-critical-path-traversal-vulnerability-in-samsung-electronics-magicinfo-9-server\/\"  data-wpil-monitor-id=\"67941\">vulnerability is related to Directory Traversal<\/a>, a type of attack where an attacker can gain unauthorized access to restricted directories and execute commands outside of the web server&#8217;s root directory.<br \/>\nThe significance of CVE-2025-44137 lies in its ability to pose a severe threat to web servers using MapTiler Tileserver-php v2.0, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-45346-sql-injection-vulnerability-in-bacula-web-resulting-in-potential-system-compromise\/\"  data-wpil-monitor-id=\"67942\">potentially leading to system<\/a> compromise and data leakage. Therefore, understanding and mitigating this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-10057-remote-code-execution-vulnerability-in-wp-import-ultimate-csv-xml-importer-for-wordpress-plugin\/\"  data-wpil-monitor-id=\"90914\">vulnerability is of utmost importance<\/a>.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-44137<br \/>\nSeverity: High (8.2 CVSS Score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-31278-memory-corruption-vulnerability-with-potential-system-compromise\/\"  data-wpil-monitor-id=\"70408\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-1965974506\" 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>MapTiler Tileserver-php | v2.0<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49661-untrusted-pointer-dereference-vulnerability-in-windows-ancillary-function-driver-for-winsock\/\"  data-wpil-monitor-id=\"80388\">vulnerability is based on a flaw in the renderTile function<\/a> within tileserver.php. The function, which is designed to deliver tiles stored as files on the server via web request, incorrectly handles <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-40737-critical-file-path-validation-vulnerability-in-sinec-nms\/\"  data-wpil-monitor-id=\"67188\">file paths<\/a>. This flaw allows an attacker to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-53964-critical-file-manipulation-vulnerability-in-goldendict\/\"  data-wpil-monitor-id=\"67187\">manipulate the file<\/a> path by inserting &#8220;..\/&#8221;, which can enable the attacker to read any file on the webserver. The affected GET parameters are &#8220;TileMatrix&#8221;, &#8220;TileRow&#8221;, &#8220;TileCol&#8221;, and &#8220;Format&#8221;.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-1328698456\" 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 the vulnerability might be exploited. This is a sample HTTP request:<\/p>\n<pre><code class=\"\" data-line=\"\">GET \/tileserver.php?TileMatrix=..\/etc\/passwd&amp;TileRow=&amp;TileCol=&amp;Format= HTTP\/1.1\nHost: target.example.com<\/code><\/pre>\n<p>In this example, the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-9408-server-side-request-forgery-attack-in-eclipse-glassfish\/\"  data-wpil-monitor-id=\"77257\">attacker sends a GET request to the server<\/a>, manipulating the &#8216;TileMatrix&#8217; parameter to traverse the directory structure and potentially access sensitive files such as &#8216;\/etc\/passwd&#8217;, which contains user account details.<\/p>\n<p><strong>Recommendations for Mitigation<\/strong><\/p>\n<p>To mitigate the risks posed by CVE-2025-44137, users of MapTiler Tileserver-php should apply the vendor patch as soon as it becomes available. In the meantime, the use of a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) can provide temporary mitigation. Regularly updating and patching <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5243-critical-security-vulnerability-in-smg-software-information-portal\/\"  data-wpil-monitor-id=\"68017\">software can also help prevent future exploitation of vulnerabilities<\/a> like CVE-2025-44137.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview In the modern digital landscape, security vulnerabilities are a critical concern for businesses and individuals alike. The recent discovery of a new vulnerability, named CVE-2025-44137, in MapTiler Tileserver-php v2.0, has raised eyebrows among cybersecurity experts. This vulnerability is related to Directory Traversal, a type of attack where an attacker can gain unauthorized access to [&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":[85],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-59876","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-directory-traversal"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59876","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=59876"}],"version-history":[{"count":7,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59876\/revisions"}],"predecessor-version":[{"id":83859,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59876\/revisions\/83859"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=59876"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=59876"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=59876"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=59876"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=59876"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=59876"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=59876"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=59876"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=59876"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}