{"id":59543,"date":"2025-07-21T17:25:17","date_gmt":"2025-07-21T17:25:17","guid":{"rendered":""},"modified":"2025-09-14T11:37:55","modified_gmt":"2025-09-14T17:37:55","slug":"cve-2025-6558-a-high-severity-sandbox-escape-vulnerability-in-google-chrome","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-6558-a-high-severity-sandbox-escape-vulnerability-in-google-chrome\/","title":{"rendered":"<strong>CVE-2025-6558: A High Severity Sandbox Escape Vulnerability in Google Chrome<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>Today, we&#8217;ll be discussing a crucial vulnerability, CVE-2025-6558, notable for its potential to compromise systems and leak data. This vulnerability affects Google Chrome versions prior to 138.0.7204.157, and is specifically linked to insufficient validation of untrusted input in ANGLE and GPU. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7096-critical-vulnerability-in-comodo-internet-security-premium-12-3-4-8162\/\"  data-wpil-monitor-id=\"66817\">vulnerability is particularly critical<\/a> due to its high severity status and its widespread reach, given the global usage of Google Chrome. This could potentially <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7549-critical-vulnerability-in-tenda-fh1201-allows-remote-stack-based-buffer-overflow\/\"  data-wpil-monitor-id=\"67691\">allow a remote<\/a> attacker to perform a sandbox escape, thereby breaching the security protocols of the system via a carefully crafted HTML page.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-6558<br \/>\nSeverity: High (CVSS score of 8.8)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: Required<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-27050-memory-corruption-vulnerability-leading-to-potential-system-compromise-and-data-leakage\/\"  data-wpil-monitor-id=\"74854\">Potential system compromise and data<\/a> leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3092858443\" 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><a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8011-high-severity-heap-corruption-vulnerability-in-google-chrome-v8\/\"  data-wpil-monitor-id=\"75621\">Google Chrome<\/a> | Versions prior to 138.0.7204.157<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The exploit leverages insufficient <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8279-critical-input-validation-vulnerability-in-gitlab-language-server\/\"  data-wpil-monitor-id=\"74856\">validation of untrusted input<\/a> within ANGLE and GPU in Google Chrome. Through this, it crafts an HTML page that, when loaded, can escape the confines of the browser&#8217;s sandbox. This action potentially allows the attacker to execute <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-25214-race-condition-vulnerability-in-wwbn-avideo-14-4-leading-to-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"67692\">arbitrary code<\/a> on the victim&#8217;s machine, leading to system compromise or data leakage.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-2334357011\" 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 of how the vulnerability might be exploited. This could be a sample HTTP <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8420-remote-code-execution-vulnerability-in-request-a-quote-form-wordpress-plugin\/\"  data-wpil-monitor-id=\"82071\">request that includes a malicious payload in the form<\/a> of a crafted HTML page.<\/p>\n<pre><code class=\"\" data-line=\"\">GET \/malicious.html HTTP\/1.1\nHost: attacker.example.com\nContent-Type: text\/html\n&lt;html&gt;\n&lt;body&gt;\n&lt;script&gt;\n\/\/ Malicious code here that exploits the vulnerability\n&lt;\/script&gt;\n&lt;\/body&gt;\n&lt;\/html&gt;<\/code><\/pre>\n<p>In this example, the malicious.html is a crafted HTML page that contains a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-53084-critical-cross-site-scripting-vulnerability-in-wwbn-avideo-14-4\/\"  data-wpil-monitor-id=\"68063\">script exploiting the vulnerability<\/a> in Google Chrome. When a user visits this page, the script runs and potentially allows the attacker to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-46835-high-risk-vulnerability-in-git-gui-allows-unauthorized-file-overwrite\/\"  data-wpil-monitor-id=\"66816\">escape the browser&#8217;s sandbox<\/a> and gain unauthorized access to the victim&#8217;s system.<\/p>\n<p><strong>Mitigation and Patch Information<\/strong><\/p>\n<p>Users are advised to apply the vendor patch as soon as possible to mitigate the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-25178-critical-luajit-vulnerability-puts-systems-at-risk-of-compromise\/\"  data-wpil-monitor-id=\"74855\">risks associated with this vulnerability<\/a>. This can be done by updating <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8578-critical-google-chrome-vulnerability-in-cast-feature\/\"  data-wpil-monitor-id=\"82298\">Google Chrome<\/a> to version 138.0.7204.157 or later. In the meantime, the use of a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) can serve as temporary mitigation. It\u2019s also important to remain vigilant when visiting unknown URLs, particularly those that prompt for the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8029-critical-javascript-execution-vulnerability-in-thunderbird\/\"  data-wpil-monitor-id=\"67453\">execution of JavaScript<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview Today, we&#8217;ll be discussing a crucial vulnerability, CVE-2025-6558, notable for its potential to compromise systems and leak data. This vulnerability affects Google Chrome versions prior to 138.0.7204.157, and is specifically linked to insufficient validation of untrusted input in ANGLE and GPU. This vulnerability is particularly critical due to its high severity status and its [&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":[91],"product":[],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-59543","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-google"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59543","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=59543"}],"version-history":[{"count":8,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59543\/revisions"}],"predecessor-version":[{"id":74811,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59543\/revisions\/74811"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=59543"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=59543"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=59543"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=59543"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=59543"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=59543"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=59543"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=59543"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=59543"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}