{"id":87228,"date":"2026-07-18T19:01:12","date_gmt":"2026-07-18T19:01:12","guid":{"rendered":""},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-30T06:00:00","slug":"cve-2025-32780-dll-hijacking-vulnerability-in-bleachbit-for-windows","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-32780-dll-hijacking-vulnerability-in-bleachbit-for-windows\/","title":{"rendered":"<strong>CVE-2025-32780: DLL Hijacking Vulnerability in BleachBit for Windows<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>This report provides a comprehensive analysis of the recently discovered vulnerability, CVE-2025-32780, which affects BleachBit for Windows up to version 4.6.2. This vulnerability, specifically a DLL Hijacking vulnerability, has the potential of serious system compromise and data leakage if exploited. It is crucial for organizations using BleachBit on their Windows systems to understand the severity and potential impact of this vulnerability.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-32780<br \/>\nSeverity: High (CVSS: 7.3)<br \/>\nAttack Vector: Local File System<br \/>\nPrivileges Required: User<br \/>\nUser Interaction: Required<br \/>\nImpact: Potential system compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-920160553\" 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: 720px;\">\r\n  <h2 style=\"margin-top: 0; font-size: 22px; font-weight: 600; display: flex; align-items: center; letter-spacing: -0.02em;\">\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"display: inline-flex; align-items: center; margin-right: 10px;\">\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: 42px; height: 42px;\" \/>\r\n    <\/a>\r\n    Share secrets securely\r\n  <\/h2>\r\n\r\n  <p style=\"margin-bottom: 14px; color: #d1d5db;\">\r\n    Ameeba is private infrastructure for communication and sensitive work built on encrypted identity instead of exposed corporate identity systems.\r\n  <\/p>\r\n\r\n  <p style=\"margin-bottom: 18px; color: #a1a1aa;\">\r\n    Passwords, credentials, confidential files, screenshots, internal discussions, sensitive AI context, and private coordination should not become exposed across ordinary communication platforms.\r\n  <\/p>\r\n\r\n  <ul style=\"list-style: none; padding-left: 0; margin-bottom: 24px; color: #e4e4e7;\">\r\n    <li style=\"margin-bottom: 8px;\">\u2022 Encrypted identity<\/li>\r\n    <li style=\"margin-bottom: 8px;\">\u2022 Private Spaces for organizations and teams<\/li>\r\n    <li style=\"margin-bottom: 8px;\">\u2022 End-to-end encrypted chat, calls, files, and notes<\/li>\r\n    <li style=\"margin-bottom: 8px;\">\u2022 Sensitive AI work and protected collaboration<\/li>\r\n    <li>\u2022 Built for information that cannot leak<\/li>\r\n  <\/ul>\r\n\r\n  <p style=\"font-style: italic; font-weight: 600; margin-bottom: 24px; color: #ffffff;\">\r\n    Our mission is to secure human work alongside AI.\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: 8px; font-weight: 500;\">\r\n      Download Ameeba\r\n    <\/a>\r\n\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"border: 1px solid #ffffff; color: #ffffff; padding: 10px 20px; text-decoration: none; border-radius: 8px; font-weight: 500;\">\r\n      Learn More\r\n    <\/a>\r\n  <\/div>\r\n<\/div><\/div>\n<p>Product | Affected Versions<\/p>\n<p>BleachBit for Windows | up to 4.6.2<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The vulnerability resides in the way BleachBit loads DLLs during its execution process. An attacker with access to the local file system can place a malicious DLL named uuid.dll in the specified directory (C:\\Users\\<username>\\AppData\\Local\\Microsoft\\WindowsApps\\). Whenever BleachBit is run, the application will load the malicious DLL, resulting in the execution of arbitrary code with the privileges of the user running BleachBit.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p>\n<p>A conceptual example of exploiting this vulnerability would involve creating a malicious DLL. The DLL might include a payload to create a backdoor or exfiltrate sensitive data. The DLL would be saved as uuid.dll and placed in the targeted directory.<\/p>\n<pre><code class=\"\" data-line=\"\"># Create malicious DLL (This is a conceptual example, not actual code)\necho &quot;code to create a backdoor or exfiltrate data&quot; &gt; malicious_code.c\ngcc -shared -o uuid.dll malicious_code.c\n# Place DLL in target directory\nmv uuid.dll C:\/Users\/TargetUser\/AppData\/Local\/Microsoft\/WindowsApps\/<\/code><\/pre>\n<p>Note: This is a theoretical example and is not meant to be executed. It&#8217;s provided for illustrative purposes, to demonstrate how the vulnerability might be exploited.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview This report provides a comprehensive analysis of the recently discovered vulnerability, CVE-2025-32780, which affects BleachBit for Windows up to version 4.6.2. This vulnerability, specifically a DLL Hijacking vulnerability, has the potential of serious system compromise and data leakage if exploited. It is crucial for organizations using BleachBit on their Windows systems to understand the [&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":[],"tags":[],"vendor":[],"product":[],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-87228","post","type-post","status-publish","format-standard","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/87228","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=87228"}],"version-history":[{"count":0,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/87228\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=87228"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=87228"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=87228"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=87228"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=87228"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=87228"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=87228"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=87228"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=87228"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}