{"id":71220,"date":"2025-09-04T07:43:43","date_gmt":"2025-09-04T07:43:43","guid":{"rendered":""},"modified":"2025-09-16T12:32:15","modified_gmt":"2025-09-16T18:32:15","slug":"cve-2025-54742-data-deserialization-vulnerability-in-wpevently-leading-to-possible-system-compromise","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-54742-data-deserialization-vulnerability-in-wpevently-leading-to-possible-system-compromise\/","title":{"rendered":"<strong>CVE-2025-54742: Data Deserialization Vulnerability in WpEvently Leading to Possible System Compromise<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The cybersecurity landscape is constantly evolving, with new vulnerabilities appearing each day. One such vulnerability, identified as CVE-2025-54742, has been found in the WpEvently software developed by magepeopleteam. This vulnerability, a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47994-elevation-of-privileges-through-deserialization-of-untrusted-data-in-microsoft-office\/\"  data-wpil-monitor-id=\"79007\">deserialization of untrusted data<\/a>, can allow object injection and potentially lead to system compromise or data leakage. It affects all versions of WpEvently up to 4.4.8. Given the severity of the potential impact, it is vital for all WpEvently <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5821-critical-authentication-bypass-vulnerability-in-case-theme-user-plugin-for-wordpress\/\"  data-wpil-monitor-id=\"83307\">users to be aware of this vulnerability<\/a> and take the necessary steps to mitigate it.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-54742<br \/>\nSeverity: High (8.8 CVSS Score)<br \/>\nAttack Vector: Remote<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7384-php-object-injection-vulnerability-in-wordpress-plugin-leads-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"79011\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3408740364\" 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>WpEvently | Up to 4.4.8<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>This vulnerability exploits the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49712-deserialization-of-untrusted-data-in-microsoft-office-sharepoint\/\"  data-wpil-monitor-id=\"79010\">deserialization of untrusted data<\/a> in WpEvently, allowing for object injection. Deserialization is the process of converting a serialized object back into its original state. If the software does not properly validate or sanitize the serialized <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-54686-exertio-deserialization-of-untrusted-data-vulnerability\/\"  data-wpil-monitor-id=\"79073\">data before deserializing<\/a> it, an attacker can manipulate the data to inject malicious objects or code. In this case, an attacker can <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8356-path-traversal-vulnerability-in-xerox-freeflow-core-leading-to-remote-code-execution\/\"  data-wpil-monitor-id=\"78838\">remotely exploit the vulnerability<\/a> without requiring any user interaction or privileges.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-2744084707\" 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 an attacker might exploit this vulnerability:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/vulnerable\/endpoint HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/json\n{ &quot;serialized_object&quot;: &quot;malicious_object_here&quot; }<\/code><\/pre>\n<p>In this example, the attacker sends a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-24000-authentication-bypass-vulnerability-in-wpexperts-post-smtp-plugin\/\"  data-wpil-monitor-id=\"78966\">POST request to a vulnerable<\/a> endpoint on the target server. The request includes a malicious serialized object, which gets deserialized by the server, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-23264-critical-vulnerability-in-nvidia-megatron-lm-may-lead-to-code-execution-and-data-tampering\/\"  data-wpil-monitor-id=\"79898\">leading to the execution<\/a> of the malicious object.<br \/>\nIn conclusion, it is of utmost importance to ensure that adequate measures are taken to mitigate this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8831-critical-buffer-overflow-vulnerability-in-linksys-wi-fi-extenders\/\"  data-wpil-monitor-id=\"78834\">critical vulnerability<\/a>. Apply the vendor patch as soon as it becomes available. In the meantime, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as a temporary mitigation strategy.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The cybersecurity landscape is constantly evolving, with new vulnerabilities appearing each day. One such vulnerability, identified as CVE-2025-54742, has been found in the WpEvently software developed by magepeopleteam. This vulnerability, a deserialization of untrusted data, can allow object injection and potentially lead to system compromise or data leakage. It affects all versions of WpEvently [&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":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-71220","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/71220","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=71220"}],"version-history":[{"count":9,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/71220\/revisions"}],"predecessor-version":[{"id":75848,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/71220\/revisions\/75848"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=71220"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=71220"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=71220"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=71220"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=71220"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=71220"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=71220"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=71220"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=71220"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}