{"id":44652,"date":"2025-05-26T07:42:38","date_gmt":"2025-05-26T07:42:38","guid":{"rendered":""},"modified":"2025-09-28T06:30:08","modified_gmt":"2025-09-28T12:30:08","slug":"cve-2022-3604-data-validation-vulnerability-in-contact-form-entries-wordpress-plugin","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2022-3604-data-validation-vulnerability-in-contact-form-entries-wordpress-plugin\/","title":{"rendered":"<strong>CVE-2022-3604: Data Validation Vulnerability in Contact Form Entries WordPress Plugin<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The cybersecurity community has observed a significant vulnerability in the Contact Form Entries WordPress plugin versions preceding 1.3.0. This vulnerability, labeled as CVE-2022-3604, is a concern for WordPress users utilizing this plugin as it presents a potential gate for system compromise and data leakage. The severity of the issue is heightened by the popularity of WordPress as a content <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-39380-mojoomla-hospital-management-system-file-upload-vulnerability\/\"  data-wpil-monitor-id=\"52034\">management system<\/a> (CMS), meaning that a large number of websites could be affected by this vulnerability.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2022-3604<br \/>\nSeverity: High (7.8 CVSS Score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: Required<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-52880-critical-vulnerability-in-insyde-insydeh2o-kernels-potentially-leading-to-system-compromise\/\"  data-wpil-monitor-id=\"51461\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-497798886\" 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>Contact Form Entries <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4391-wordpress-echo-rss-feed-post-generator-plugin-arbitrary-file-upload-vulnerability\/\"  data-wpil-monitor-id=\"50859\">WordPress Plugin<\/a> | Versions before 1.3.0<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The CVE-2022-3604 vulnerability arises from the plugin&#8217;s failure to properly <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-48766-critical-unauthenticated-file-reading-vulnerability-in-netalertx\/\"  data-wpil-monitor-id=\"50107\">validate data<\/a> when outputting it into a CSV file. This lack of validation allows an attacker to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4578-sql-injection-vulnerability-in-file-provider-wordpress-plugin\/\"  data-wpil-monitor-id=\"58798\">inject malicious payloads into these CSV files<\/a>. When these files are opened, the malicious <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-3053-remote-code-execution-vulnerability-in-uipress-lite-wordpress-plugin\/\"  data-wpil-monitor-id=\"50124\">code can be executed<\/a>, potentially compromising the system or leading to data leakage.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-2990010361\" 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>Below is a conceptual example of how this vulnerability might be exploited. This example assumes that the attacker has gained <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-48881-unauthorized-access-and-modification-vulnerability-in-valtimo-business-process-automation\/\"  data-wpil-monitor-id=\"57394\">access to the form submission process<\/a>:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/form-submission HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/x-www-form-urlencoded\nfirstname=John&amp;lastname=Doe&amp;email=johndoe@example.com&amp;message=Hello,%0D%0A=cmd|&#039;\/C calc&#039;!A0<\/code><\/pre>\n<p>In this example, the message field contains a payload <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47696-high-risk-php-remote-file-inclusion-vulnerability-in-solwin-blog-designer-pro\/\"  data-wpil-monitor-id=\"86074\">designed to launch a calculator application when the CSV file<\/a> is opened. This is a benign example, but in a real-world scenario, the payload could contain code designed to compromise the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-31049-untrusted-data-deserialization-vulnerability-in-themeton-dash-exposes-systems-to-object-injection\/\"  data-wpil-monitor-id=\"53827\">system or exfiltrate data<\/a>.<\/p>\n<p><strong>Mitigation<\/strong><\/p>\n<p>The vendor has released a patch for this vulnerability, and users are strongly advised to update their Contact <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-31914-critical-sql-injection-vulnerability-in-pixel-wordpress-form-builder-plugin-autoresponder\/\"  data-wpil-monitor-id=\"54793\">Form Entries WordPress plugin<\/a> to version 1.3.0 or later. For those unable to immediately apply the patch, implementing a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can provide temporary mitigation. However, these should not be considered long-term solutions, as they may not fully protect against all <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-32401-buffer-overflow-vulnerability-in-macos-leads-to-potential-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"51646\">potential attack vectors related to this vulnerability<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The cybersecurity community has observed a significant vulnerability in the Contact Form Entries WordPress plugin versions preceding 1.3.0. This vulnerability, labeled as CVE-2022-3604, is a concern for WordPress users utilizing this plugin as it presents a potential gate for system compromise and data leakage. The severity of the issue is heightened by the popularity [&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-44652","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\/44652","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=44652"}],"version-history":[{"count":11,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/44652\/revisions"}],"predecessor-version":[{"id":78867,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/44652\/revisions\/78867"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=44652"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=44652"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=44652"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=44652"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=44652"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=44652"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=44652"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=44652"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=44652"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}