{"id":79393,"date":"2025-10-01T06:08:44","date_gmt":"2025-10-01T06:08:44","guid":{"rendered":""},"modified":"2025-10-14T11:36:35","modified_gmt":"2025-10-14T17:36:35","slug":"cve-2025-57321-prototype-pollution-vulnerability-in-magix-combine-ex","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-57321-prototype-pollution-vulnerability-in-magix-combine-ex\/","title":{"rendered":"<strong>CVE-2025-57321: Prototype Pollution Vulnerability in magix-combine-ex<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>This blog post delves into CVE-2025-57321, a critical vulnerability that affects all versions up to 1.2.10 of the magix-combine-ex software. This vulnerability, a form of prototype pollution, allows malicious actors to inject harmful properties into Object.prototype, potentially leading to a denial of service (DoS) situation at the very least.<br \/>\nConsidering the severity and <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-26210-deepseek-xss-vulnerability-allows-potential-system-compromise\/\"  data-wpil-monitor-id=\"86676\">potential implications of this vulnerability<\/a>, it is crucial for cybersecurity professionals and stakeholders in organizations that use magix-combine-ex to understand the nature of CVE-2025-57321, what makes it a threat, and the steps that can be taken to mitigate its potential impact.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-57321<br \/>\nSeverity: Critical (CVSS: 9.8)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-30256-denial-of-service-vulnerability-in-tenda-ac6-s-http-header-parsing-functionality\/\"  data-wpil-monitor-id=\"86850\">Denial of Service<\/a>, potential system compromise, and data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-2305371076\" 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>magix-combine-ex | Thru 1.2.10<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The exploit takes advantage of a prototype pollution <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-22412-logic-error-vulnerability-in-multiple-functions-of-sdp-server-cc\/\"  data-wpil-monitor-id=\"88901\">vulnerability in the util-deps.addFileDepend function<\/a> of magix-combine-ex. Prototype pollution is an attack where an attacker manipulates the prototype of a JavaScript object, which can then propagate to all objects of the polluted prototype.<br \/>\nIn this case, the attacker can inject harmful properties into Object.prototype, causing an unpredictable application behavior, or potentially a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6297-exploitation-of-dpkg-deb-extraction-vulnerability\/\"  data-wpil-monitor-id=\"91991\">DoS<\/a>. The attack can be performed <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-37124-unauthenticated-remote-firewall-bypass-on-hpe-aruba-networking-sd-wan-gateways\/\"  data-wpil-monitor-id=\"89776\">remotely over a network<\/a>, without any user interaction or special privileges.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-4290508956\" 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, in pseudocode, of how an attacker might exploit this vulnerability:<\/p>\n<pre><code class=\"\" data-line=\"\">\/\/ Attacker sends a JSON payload with a prototype property\nvar malicious_payload = {\n&#039;__proto__&#039;: {\n&#039;polluted&#039;: &#039;Attack Successful!&#039;\n}\n}\n\/\/ The vulnerable function is called with the malicious payload\nutil-deps.addFileDepend(malicious_payload);\n\/\/ All objects now have the polluted property, leading to unpredictable behaviour\nconsole.log({}.polluted); \/\/ Outputs: &#039;Attack Successful!&#039;<\/code><\/pre>\n<p>This example illustrates how an attacker might use a malicious payload to pollute the prototype and cause a DoS or <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-48539-critical-out-of-bounds-read-in-acl-arbiter-cc-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"87354\">potentially compromise the system<\/a>. It is important to note that this is a simplified example and actual exploits may be more complex.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview This blog post delves into CVE-2025-57321, a critical vulnerability that affects all versions up to 1.2.10 of the magix-combine-ex software. This vulnerability, a form of prototype pollution, allows malicious actors to inject harmful properties into Object.prototype, potentially leading to a denial of service (DoS) situation at the very least. Considering the severity and potential [&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":[87],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-79393","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-dos"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/79393","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=79393"}],"version-history":[{"count":6,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/79393\/revisions"}],"predecessor-version":[{"id":85196,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/79393\/revisions\/85196"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=79393"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=79393"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=79393"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=79393"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=79393"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=79393"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=79393"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=79393"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=79393"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}