{"id":68722,"date":"2025-08-31T02:08:04","date_gmt":"2025-08-31T02:08:04","guid":{"rendered":""},"modified":"2025-09-15T00:49:21","modified_gmt":"2025-09-15T06:49:21","slug":"cve-2025-50900-critical-rebuild-web-interceptor-vulnerability","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-50900-critical-rebuild-web-interceptor-vulnerability\/","title":{"rendered":"<strong>CVE-2025-50900: Critical Rebuild Web Interceptor Vulnerability<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>In today&#8217;s digital age, the importance of robust cybersecurity practices cannot be overstated. The exposure of vulnerabilities can lead to serious consequences, such as data breaches and system compromises. One such vulnerability is CVE-2025-50900, a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-20263-critical-buffer-overflow-vulnerability-in-cisco-secure-firewall\/\"  data-wpil-monitor-id=\"78182\">critical security<\/a> flaw found in getrebuild\/rebuild 4.0.4. This vulnerability can potentially allow unauthenticated attackers to gain access to sensitive information or <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-20701-escalation-of-privileges-in-airoha-bluetooth-audio-sdk\/\"  data-wpil-monitor-id=\"76269\">escalate their privileges<\/a> within a system-an alarming prospect for organizations that prioritize data security and integrity.<br \/>\nThe <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-48169-critical-code-injection-vulnerability-in-jordy-meow-code-engine\/\"  data-wpil-monitor-id=\"76540\">vulnerability lies within the source code<\/a> class com.rebuild.web.RebuildWebInterceptor and can affect any organization or individual that relies on a version of the software that hasn&#8217;t been patched or updated. The severity of the issue is underscored by its Common Vulnerability Scoring System (CVSS) <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-55444-severe-sql-injection-vulnerability-in-online-artwork-and-fine-arts-mca-project-1-0\/\"  data-wpil-monitor-id=\"76721\">severity score of 9.8, which places it in the<\/a> critical range.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-50900<br \/>\nSeverity: Critical (9.8\/10)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-42950-sap-landscape-transformation-vulnerability-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"77589\">System compromise and potential<\/a> data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-1344367572\" 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: 720px;\">\r\n  <h2 style=\"margin-top: 0; font-size: 22px; font-weight: 600; display: flex; align-items: center; letter-spacing: -0.02em;\">\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"display: inline-flex; align-items: center; margin-right: 10px;\">\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: 42px; height: 42px;\" \/>\r\n    <\/a>\r\n    Share secrets securely\r\n  <\/h2>\r\n\r\n  <p style=\"margin-bottom: 14px; color: #d1d5db;\">\r\n    Ameeba is private infrastructure for communication and sensitive work built on encrypted identity instead of exposed corporate identity systems.\r\n  <\/p>\r\n\r\n  <p style=\"margin-bottom: 18px; color: #a1a1aa;\">\r\n    Passwords, credentials, confidential files, screenshots, internal discussions, sensitive AI context, and private coordination should not become exposed across ordinary communication platforms.\r\n  <\/p>\r\n\r\n  <ul style=\"list-style: none; padding-left: 0; margin-bottom: 24px; color: #e4e4e7;\">\r\n    <li style=\"margin-bottom: 8px;\">\u2022 Encrypted identity<\/li>\r\n    <li style=\"margin-bottom: 8px;\">\u2022 Private Spaces for organizations and teams<\/li>\r\n    <li style=\"margin-bottom: 8px;\">\u2022 End-to-end encrypted chat, calls, files, and notes<\/li>\r\n    <li style=\"margin-bottom: 8px;\">\u2022 Sensitive AI work and protected collaboration<\/li>\r\n    <li>\u2022 Built for information that cannot leak<\/li>\r\n  <\/ul>\r\n\r\n  <p style=\"font-style: italic; font-weight: 600; margin-bottom: 24px; color: #ffffff;\">\r\n    Our mission is to secure human work alongside AI.\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: 8px; font-weight: 500;\">\r\n      Download Ameeba\r\n    <\/a>\r\n\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"border: 1px solid #ffffff; color: #ffffff; padding: 10px 20px; text-decoration: none; border-radius: 8px; font-weight: 500;\">\r\n      Learn More\r\n    <\/a>\r\n  <\/div>\r\n<\/div><\/div>\n<p>Product | Affected Versions<\/p>\n<p>getrebuild\/rebuild | 4.0.4<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-48816-integer-overflow-vulnerability-in-hid-class-driver-leading-to-local-privilege-escalation\/\"  data-wpil-monitor-id=\"76731\">vulnerability operates through the preHandle function in the RebuildWebInterceptor class<\/a>. Here, the filter code uses CodecUtils.urlDecode(request.getRequestURI()) to acquire the URL-decoded request path. The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8356-path-traversal-vulnerability-in-xerox-freeflow-core-leading-to-remote-code-execution\/\"  data-wpil-monitor-id=\"78845\">code then checks if the path<\/a> ends with \/error. If it does, the Interceptor is skipped. Otherwise, the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-52395-remote-arbitrary-code-execution-vulnerability-in-roadcute-api-v-1\/\"  data-wpil-monitor-id=\"82594\">code redirects to the \/user\/login API<\/a>.<br \/>\nThis opens a loophole for <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-25268-unauthenticated-adjacent-attacker-accessing-api-endpoint\/\"  data-wpil-monitor-id=\"77696\">unauthenticated attackers<\/a>. They can manipulate the request path to end with \/error, thereby bypassing the Interceptor and gaining access to sensitive information or even <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6205-unchecked-privilege-escalation-in-delmia-apriso\/\"  data-wpil-monitor-id=\"76274\">escalating their privileges<\/a> within the system.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-2961860505\" 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>Below is a conceptual example of how this vulnerability might be exploited:<\/p>\n<pre><code class=\"\" data-line=\"\">GET \/path\/to\/sensitive\/data\/error 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=\"77267\">attacker crafts a GET request<\/a> to a sensitive data path and appends &#8220;\/error&#8221; at the end. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-57154-critical-access-control-bypass-vulnerability-in-dts-shop-v0-0-1-snapshot\/\"  data-wpil-monitor-id=\"76547\">bypasses the security Interceptor and allows the attacker to access<\/a> the confidential information without needing to authenticate themselves first.<\/p>\n<p><strong>Mitigation Guidance<\/strong><\/p>\n<p>To mitigate this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-9179-critical-memory-corruption-vulnerability-in-gmp-process\/\"  data-wpil-monitor-id=\"76276\">critical vulnerability<\/a>, users are advised to 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 serve as a temporary defense measure. It&#8217;s crucial to remember, however, that these are interim solutions and cannot replace the security offered by the official vendor patch.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview In today&#8217;s digital age, the importance of robust cybersecurity practices cannot be overstated. The exposure of vulnerabilities can lead to serious consequences, such as data breaches and system compromises. One such vulnerability is CVE-2025-50900, a critical security flaw found in getrebuild\/rebuild 4.0.4. This vulnerability can potentially allow unauthenticated attackers to gain access to sensitive [&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-68722","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\/68722","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=68722"}],"version-history":[{"count":13,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/68722\/revisions"}],"predecessor-version":[{"id":75111,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/68722\/revisions\/75111"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=68722"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=68722"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=68722"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=68722"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=68722"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=68722"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=68722"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=68722"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=68722"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}