{"id":63831,"date":"2025-08-09T21:36:39","date_gmt":"2025-08-09T21:36:39","guid":{"rendered":""},"modified":"2025-10-30T04:22:06","modified_gmt":"2025-10-30T10:22:06","slug":"cve-2025-50754-stored-cross-site-scripting-xss-vulnerability-leading-to-remote-code-execution-in-unisite-cms-5-0","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-50754-stored-cross-site-scripting-xss-vulnerability-leading-to-remote-code-execution-in-unisite-cms-5-0\/","title":{"rendered":"<strong>CVE-2025-50754: Stored Cross-Site Scripting (XSS) Vulnerability Leading to Remote Code Execution in Unisite CMS 5.0<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The cybersecurity landscape is no stranger to vulnerabilities that can potentially compromise systems and leak sensitive data. One such vulnerability is the CVE-2025-50754 that affects the Unisite CMS version 5.0. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-46199-critical-cross-site-scripting-xss-vulnerability-in-grav\/\"  data-wpil-monitor-id=\"71413\">vulnerability is a stored Cross-Site Scripting<\/a> (XSS) flaw found in the &#8220;Report&#8221; functionality of the CMS. The impact of this vulnerability is significant as it allows attackers to hijack the admin session and <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47168-use-after-free-vulnerability-in-microsoft-office-word-allowing-unauthorized-code-execution\/\"  data-wpil-monitor-id=\"73096\">execute remote<\/a> code on the server. All users of Unisite CMS 5.0 are potentially at risk, making it imperative to understand the nature of this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7734-critical-gitlab-ce-ee-vulnerability-allows-unauthorized-actions-by-attackers\/\"  data-wpil-monitor-id=\"79521\">vulnerability and take swift actions<\/a> to mitigate it.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-50754<br \/>\nSeverity: Critical (9.6 CVSS Score)<br \/>\nAttack Vector: Stored <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-51534-cross-site-scripting-vulnerability-in-openatlas-v8-11-0\/\"  data-wpil-monitor-id=\"75015\">Cross-Site Scripting<\/a> (XSS)<br \/>\nPrivileges Required: User level<br \/>\nUser Interaction: Required<br \/>\nImpact: Hijacking of admin session leading to full <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-50460-remote-code-execution-vulnerability-in-ms-swift-project\/\"  data-wpil-monitor-id=\"71417\">remote code execution<\/a> and potential system compromise<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-1459878247\" 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>Unisite CMS | 5.0<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>A stored Cross-Site Scripting (XSS) <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-50567-critical-sql-injection-vulnerability-in-saurus-cms-community-edition-4-7-1\/\"  data-wpil-monitor-id=\"79241\">vulnerability is present in the &#8220;Report&#8221; functionality of Unisite CMS<\/a> 5.0. This vulnerability is exploited when an attacker submits a malicious <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-9408-server-side-request-forgery-attack-in-eclipse-glassfish\/\"  data-wpil-monitor-id=\"77347\">script that gets stored<\/a> on the server. When an administrator views the &#8220;Report&#8221; section in the admin panel, the malicious script is rendered. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-45814-critical-vulnerability-in-ns3000-and-ns2000-allows-session-hijacking\/\"  data-wpil-monitor-id=\"91937\">allows the attacker to hijack the admin session<\/a>. Moreover, the attacker can leverage the template editor to upload and execute a PHP web shell on the server, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-30327-integer-overflow-vulnerability-in-incopy-leading-to-potential-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"73566\">leading to full remote code<\/a> execution.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-3225227341\" 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 following is a conceptual example of how the vulnerability might be exploited. The attacker submits a malicious <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-52478-stored-cross-site-scripting-vulnerability-in-n8n-s-form-trigger-node\/\"  data-wpil-monitor-id=\"79419\">script in the &#8220;Report&#8221; functionality that gets stored<\/a> on the server:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/report HTTP\/1.1\nHost: unisiteCMS.example.com\nContent-Type: text\/html\n{\n&quot;&lt;script&gt;malicious_code_here&lt;\/script&gt;&quot;\n}<\/code><\/pre>\n<p>When an admin views the report, the script executes, hijacking the admin session and potentially enabling <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-3128-critical-vulnerability-in-mitsubishi-electric-smartrtu-allowing-remote-code-execution\/\"  data-wpil-monitor-id=\"76202\">remote code<\/a> execution. This is why it is essential to patch this vulnerability immediately or implement WAF\/IDS as a temporary mitigation measure.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The cybersecurity landscape is no stranger to vulnerabilities that can potentially compromise systems and leak sensitive data. One such vulnerability is the CVE-2025-50754 that affects the Unisite CMS version 5.0. This vulnerability is a stored Cross-Site Scripting (XSS) flaw found in the &#8220;Report&#8221; functionality of the CMS. The impact of this vulnerability is significant [&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":[80,81],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-63831","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-rce","attack_vector-xss"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/63831","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=63831"}],"version-history":[{"count":11,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/63831\/revisions"}],"predecessor-version":[{"id":85120,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/63831\/revisions\/85120"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=63831"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=63831"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=63831"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=63831"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=63831"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=63831"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=63831"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=63831"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=63831"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}