{"id":84553,"date":"2025-10-25T05:30:54","date_gmt":"2025-10-25T05:30:54","guid":{"rendered":""},"modified":"2025-10-28T13:28:15","modified_gmt":"2025-10-28T19:28:15","slug":"cve-2025-22416-privilege-escalation-vulnerability-in-chooseractivity-java","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-22416-privilege-escalation-vulnerability-in-chooseractivity-java\/","title":{"rendered":"<strong>CVE-2025-22416: Privilege Escalation Vulnerability in ChooserActivity.java<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The vulnerability CVE-2025-22416 is a serious security flaw affecting ChooserActivity.java, which could allow an attacker to view other users&#8217; images without requiring any additional execution privileges. This vulnerability poses a significant risk to user privacy and data integrity, and could potentially lead to system compromises or data leakage.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-22416<br \/>\nSeverity: High (7.8 CVSS Score)<br \/>\nAttack Vector: Local<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-43931-potential-system-compromise-via-flask-boilerplate-s-password-reset-feature\/\"  data-wpil-monitor-id=\"91480\">Potential system compromise<\/a> and data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-2377945606\" 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>ChooserActivity.java | All versions prior to patch<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The exploit takes advantage of a confused deputy problem in onCreate method of ChooserActivity.java. This security flaw allows an attacker to access and view images of other users in the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-40462-local-privilege-escalation-vulnerability-in-ocuco-innovation-v-2-10-24-51\/\"  data-wpil-monitor-id=\"91458\">local system without requiring any additional execution privileges<\/a> or user interaction. The vulnerability is exploited locally and does not require any special permissions or user interaction, making it a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-1708-high-risk-sql-injection-vulnerability-in-postgresql-database\/\"  data-wpil-monitor-id=\"91713\">high-risk vulnerability<\/a>.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-1944303690\" 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<pre><code class=\"\" data-line=\"\">public class Exploit {\npublic static void main(String[] args) {\nChooserActivity chooserActivity = new ChooserActivity();\nchooserActivity.onCreate(null);\nUserImage[] allImages = chooserActivity.getAllUserImages();\nfor (UserImage image : allImages) {\nSystem.out.println(image.getUri());\n}\n}\n}<\/code><\/pre>\n<p>In this conceptual example, an attacker creates an instance of ChooserActivity and calls the onCreate method. Then, the attacker uses the getAllUserImages method to retrieve all user images and print their URIs.<\/p>\n<p><strong>Mitigation<\/strong><\/p>\n<p>To mitigate the risk presented by CVE-2025-22416, it is recommended to apply the vendor-provided patch. In cases where immediate patching is not possible, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as temporary mitigation. Due to the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-25176-high-severity-stack-buffer-overflow-vulnerability-in-luajit\/\"  data-wpil-monitor-id=\"91539\">severity of this vulnerability<\/a>, immediate action should be taken to secure affected systems.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The vulnerability CVE-2025-22416 is a serious security flaw affecting ChooserActivity.java, which could allow an attacker to view other users&#8217; images without requiring any additional execution privileges. This vulnerability poses a significant risk to user privacy and data integrity, and could potentially lead to system compromises or data leakage. Vulnerability Summary CVE ID: CVE-2025-22416 Severity: [&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":[76],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-84553","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-privilege-escalation"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/84553","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=84553"}],"version-history":[{"count":4,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/84553\/revisions"}],"predecessor-version":[{"id":84882,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/84553\/revisions\/84882"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=84553"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=84553"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=84553"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=84553"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=84553"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=84553"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=84553"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=84553"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=84553"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}