{"id":44292,"date":"2025-05-25T13:36:15","date_gmt":"2025-05-25T13:36:15","guid":{"rendered":""},"modified":"2025-06-18T05:19:54","modified_gmt":"2025-06-18T11:19:54","slug":"cve-2025-48236-cross-site-scripting-vulnerability-in-bunny-net","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-48236-cross-site-scripting-vulnerability-in-bunny-net\/","title":{"rendered":"<strong>CVE-2025-48236: Cross-Site Scripting Vulnerability in Bunny.net<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>CVE-2025-48236 is a critical cybersecurity vulnerability that affects users of bunny.net, a popular web content delivery network. The vulnerability stems from an improper neutralization of user input during web page generation, which opens the door for cross-site scripting (XSS) attacks. Cybersecurity professionals and users alike should take this vulnerability seriously, as successful exploitation can <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4648-integrity-check-vulnerability-in-centreon-web-leading-to-potential-xss-injection\/\"  data-wpil-monitor-id=\"49875\">potentially lead<\/a> to system compromise or data leakage.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-48236<br \/>\nSeverity: High (CVSS:8.5)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: Required<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-31049-untrusted-data-deserialization-vulnerability-in-themeton-dash-exposes-systems-to-object-injection\/\"  data-wpil-monitor-id=\"53857\">System compromise and data<\/a> leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3077001038\" 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>bunny.net | n\/a &#8211; 2.3.0<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-42828-root-privilege-escalation-vulnerability-in-macos-ventura-13-5\/\"  data-wpil-monitor-id=\"51685\">vulnerability is rooted<\/a> in the improper handling of user input during web page generation. This oversight allows attackers to inject <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-24189-memory-corruption-vulnerability-due-to-maliciously-crafted-web-content-in-various-operating-systems\/\"  data-wpil-monitor-id=\"51755\">malicious scripts into web<\/a> pages, which are then executed in the browsers of users visiting these pages. These scripts can hijack user sessions, deface websites, or redirect the user to malicious sites.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-623682606\" 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>A <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-52880-critical-vulnerability-in-insyde-insydeh2o-kernels-potentially-leading-to-system-compromise\/\"  data-wpil-monitor-id=\"51470\">potential exploitation of this vulnerability<\/a> might look like this:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/vulnerable\/endpoint HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/json\n{ &quot;userInput&quot;: &quot;&lt;script&gt;malicious_code_here&lt;\/script&gt;&quot; }<\/code><\/pre>\n<p>In this example, the attacker sends a POST request to a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-43567-reflected-cross-site-scripting-vulnerability-in-adobe-connect\/\"  data-wpil-monitor-id=\"49731\">vulnerable endpoint with a payload containing a malicious script<\/a>. When this input is <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-49563-improper-neutralization-exploit-in-dell-unity-leads-to-privilege-escalation\/\"  data-wpil-monitor-id=\"56788\">improperly neutralized<\/a> and reflected on the web page, the script executes in the user&#8217;s browser.<\/p>\n<p><strong>Mitigation<\/strong><\/p>\n<p>Users and administrators are advised to apply the vendor-supplied patch as soon as possible. As a temporary measure, users can employ a web application firewall (WAF) or an intrusion detection system (IDS) to filter out <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-24274-input-validation-issue-exploitable-via-malicious-app-on-macos\/\"  data-wpil-monitor-id=\"59592\">malicious inputs and protect against potential exploits<\/a>. However, these measures should not replace the permanent solution of patching the system.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview CVE-2025-48236 is a critical cybersecurity vulnerability that affects users of bunny.net, a popular web content delivery network. The vulnerability stems from an improper neutralization of user input during web page generation, which opens the door for cross-site scripting (XSS) attacks. Cybersecurity professionals and users alike should take this vulnerability seriously, as successful exploitation can [&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":[81],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-44292","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-xss"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/44292","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=44292"}],"version-history":[{"count":8,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/44292\/revisions"}],"predecessor-version":[{"id":53278,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/44292\/revisions\/53278"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=44292"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=44292"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=44292"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=44292"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=44292"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=44292"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=44292"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=44292"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=44292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}