{"id":69794,"date":"2025-09-01T15:20:12","date_gmt":"2025-09-01T15:20:12","guid":{"rendered":""},"modified":"2025-10-21T05:20:48","modified_gmt":"2025-10-21T11:20:48","slug":"cve-2025-55526-high-risk-directory-traversal-vulnerability-in-n8n-workflows","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-55526-high-risk-directory-traversal-vulnerability-in-n8n-workflows\/","title":{"rendered":"<strong>CVE-2025-55526: High-Risk Directory Traversal Vulnerability in n8n-workflows<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The cybersecurity world is on high alert due to the discovery of a significant directory traversal vulnerability identified as CVE-2025-55526 in n8n-workflows. This vulnerability, found in the Main Commit ee25413, allows potential attackers to execute a directory traversal attack via the download_workflow function within api_server.py. It&#8217;s a critical issue since it puts at risk all the systems that rely on n8n-workflows, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-42950-sap-landscape-transformation-vulnerability-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"77540\">potentially leading to system<\/a> compromise or data leakage.<br \/>\nVulnerabilities like these are of grave concern as they could enable an <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-25268-unauthenticated-adjacent-attacker-accessing-api-endpoint\/\"  data-wpil-monitor-id=\"77689\">attacker to access<\/a> sensitive data, inject malicious content, or even gain control over the affected system. This blog post aims to provide an in-depth exploration of CVE-2025-55526, its implications, and potential mitigation strategies.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-55526<br \/>\nSeverity: Critical (9.1 CVSS score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: Low<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8939-buffer-overflow-vulnerability-in-tenda-ac20-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"78289\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-1718078128\" 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>n8n-workflows | Main Commit ee25413<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The exploit takes advantage of a lack of proper sanitization of user-provided input in the download_workflow function within api_server.py. By sending a specially crafted request, an attacker can manipulate the path that the function accesses, allowing the attacker to traverse the directory structure, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49759-sql-injection-vulnerability-in-sql-server-potentially-enabling-privilege-escalation-and-data-leakage\/\"  data-wpil-monitor-id=\"79187\">potentially accessing sensitive files or data<\/a> outside of the intended directory.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-1097968215\" 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>The attacker might exploit this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-52797-critical-cross-site-request-forgery-csrf-vulnerability-in-josepsitjar-storymap\/\"  data-wpil-monitor-id=\"79381\">vulnerability using an HTTP request<\/a> similar to the following:<\/p>\n<pre><code class=\"\" data-line=\"\">GET \/api\/download_workflow?workflow=..\/..\/..\/etc\/passwd HTTP\/1.1\nHost: target.example.com<\/code><\/pre>\n<p>In this example, the attacker attempts to download the \/etc\/passwd file, which is outside the intended directory. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-9693-arbitrary-file-deletion-vulnerability-in-user-meta-user-profile-builder-plugin-for-wordpress\/\"  data-wpil-monitor-id=\"90612\">file often contains user<\/a> account information and can provide valuable information for further attacks.<\/p>\n<p><strong>Mitigation Guidance<\/strong><\/p>\n<p>To mitigate this vulnerability, users are strongly encouraged to apply the latest vendor patch as soon as possible. As a temporary mitigation, users may consider using a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) to detect and block <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-46414-unlimited-pin-attempts-vulnerability-in-api\/\"  data-wpil-monitor-id=\"81221\">attempted exploits of this vulnerability<\/a>.<br \/>\nIt is also recommended to enforce the principle of least privilege, ensuring that each <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2297-user-profile-manipulation-leading-to-unauthorized-privilege-escalation\/\"  data-wpil-monitor-id=\"90676\">user and process has the least amount of privilege<\/a> necessary to perform its function. This can limit the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47107-heap-based-buffer-overflow-vulnerability-in-incopy-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"78348\">potential damage caused by this vulnerability<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The cybersecurity world is on high alert due to the discovery of a significant directory traversal vulnerability identified as CVE-2025-55526 in n8n-workflows. This vulnerability, found in the Main Commit ee25413, allows potential attackers to execute a directory traversal attack via the download_workflow function within api_server.py. It&#8217;s a critical issue since it puts at risk [&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-69794","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\/69794","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=69794"}],"version-history":[{"count":9,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/69794\/revisions"}],"predecessor-version":[{"id":83620,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/69794\/revisions\/83620"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=69794"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=69794"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=69794"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=69794"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=69794"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=69794"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=69794"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=69794"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=69794"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}