{"id":79350,"date":"2025-09-29T10:51:00","date_gmt":"2025-09-29T10:51:00","guid":{"rendered":""},"modified":"2025-10-07T04:32:27","modified_gmt":"2025-10-07T10:32:27","slug":"cve-2025-50155-type-confusion-vulnerability-in-windows-push-notifications-leads-to-privilege-escalation","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-50155-type-confusion-vulnerability-in-windows-push-notifications-leads-to-privilege-escalation\/","title":{"rendered":"<strong>CVE-2025-50155: Type Confusion Vulnerability in Windows Push Notifications leads to Privilege Escalation<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The cybersecurity landscape is constantly evolving, with new vulnerabilities being discovered on a regular basis. One such vulnerability that poses a significant risk to Windows users is CVE-2025-50155. This vulnerability involves the improper handling of resource types in Windows Push Notifications, potentially allowing an authorized attacker to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-48543-privilege-escalation-vulnerability-in-android-s-chrome-sandbox\/\"  data-wpil-monitor-id=\"86921\">escalate their privileges<\/a> locally. This poses a direct threat to the integrity of affected systems, as an attacker could leverage this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-57052-cjson-out-of-bounds-access-vulnerability-and-mitigation\/\"  data-wpil-monitor-id=\"86826\">vulnerability to gain unauthorized access<\/a> to sensitive data or even take full control of the system.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-50155<br \/>\nSeverity: High (7.8 CVSS v3.0 Severity Score)<br \/>\nAttack Vector: Local<br \/>\nPrivileges Required: Low<br \/>\nUser Interaction: Required<br \/>\nImpact: Potential <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49401-critical-deserialization-of-untrusted-data-vulnerability-in-expresstech-systems-quiz-and-survey-master\/\"  data-wpil-monitor-id=\"87183\">system compromise or data<\/a> leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3414622881\" 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>Windows OS | All versions up to latest patch<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-54110-windows-kernel-integer-overflow-vulnerability-leading-to-privilege-elevation\/\"  data-wpil-monitor-id=\"89189\">vulnerability exploits a type confusion issue in Windows<\/a> Push Notifications. In a type confusion vulnerability, the software doesn&#8217;t verify or incorrectly verifies the type of object or resource that is being used, leading to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-22412-logic-error-vulnerability-in-multiple-functions-of-sdp-server-cc\/\"  data-wpil-monitor-id=\"88903\">logical errors<\/a>. In the case of CVE-2025-50155, an attacker who is locally <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-1740-excessive-authentication-attempts-vulnerability-in-akinsoft-myrezzta\/\"  data-wpil-monitor-id=\"86723\">authenticated can trigger this vulnerability<\/a> by sending specially crafted push notifications. The improper handling of these notifications by the Windows system can lead to an <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-48534-an-escalation-of-privilege-vulnerability-in-getdefaultcbrpackagename-of-cellbroadcasthandler-java\/\"  data-wpil-monitor-id=\"87040\">escalation of privileges<\/a>, potentially giving the attacker the same rights as an administrator.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-1093787898\" 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 simple conceptual representation of how an attacker might exploit this vulnerability:<\/p>\n<pre><code class=\"\" data-line=\"\">\/\/ Attacker gains local access\n$ ssh user@vulnerable.system\n\/\/ Attacker sends specially crafted push notification\n$ send_push_notification --type=malicious_object --payload=&quot;payload&quot;<\/code><\/pre>\n<p>It&#8217;s important to note that this is a simplified representation for illustrative purposes. In practice, exploiting this vulnerability would likely involve a more complex payload and a deeper understanding of the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-26210-deepseek-xss-vulnerability-allows-potential-system-compromise\/\"  data-wpil-monitor-id=\"86631\">Windows Push Notification<\/a> system.<\/p>\n<p><strong>Mitigation<\/strong><\/p>\n<p>To secure your <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-10034-d-link-dir-825-buffer-overflow-vulnerability-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"87476\">systems against this vulnerability<\/a>, the best course of action is to apply the patch provided by the vendor as soon as possible. If immediate patching is not feasible, using a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) can offer temporary mitigation. These tools can be configured to detect and block <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2411-excessive-authentication-attempts-vulnerability-in-akinsoft-taskpano\/\"  data-wpil-monitor-id=\"87827\">attempts to exploit this vulnerability<\/a>. However, these are just temporary solutions and the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-57151-cross-site-scripting-vulnerability-in-phpgurukul-complaint-management-system-2-0\/\"  data-wpil-monitor-id=\"87785\">system would still be vulnerable<\/a> until the patch is applied.<br \/>\nIn the long term, adopting a robust patch management strategy and maintaining an up-to-date <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-36890-critical-elevation-of-privilege-vulnerability-may-lead-to-system-compromise\/\"  data-wpil-monitor-id=\"87810\">system can significantly reduce the risk posed by such vulnerabilities<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The cybersecurity landscape is constantly evolving, with new vulnerabilities being discovered on a regular basis. One such vulnerability that poses a significant risk to Windows users is CVE-2025-50155. This vulnerability involves the improper handling of resource types in Windows Push Notifications, potentially allowing an authorized attacker to escalate their privileges locally. This poses a [&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":[82],"product":[],"attack_vector":[76],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-79350","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-microsoft","attack_vector-privilege-escalation"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/79350","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=79350"}],"version-history":[{"count":12,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/79350\/revisions"}],"predecessor-version":[{"id":82022,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/79350\/revisions\/82022"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=79350"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=79350"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=79350"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=79350"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=79350"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=79350"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=79350"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=79350"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=79350"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}