{"id":47520,"date":"2025-06-02T02:49:35","date_gmt":"2025-06-02T02:49:35","guid":{"rendered":""},"modified":"2025-06-14T23:38:13","modified_gmt":"2025-06-15T05:38:13","slug":"cve-2025-39536-authorization-vulnerability-in-chimpstudio-jobhunt-job-alerts","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-39536-authorization-vulnerability-in-chimpstudio-jobhunt-job-alerts\/","title":{"rendered":"<strong>CVE-2025-39536: Authorization Vulnerability in Chimpstudio JobHunt Job Alerts<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The recently discovered vulnerability named CVE-2025-39536 is a critical cybersecurity concern affecting the Chimpstudio JobHunt Job Alerts software. This vulnerability stems from a missing authorization issue that allows malicious actors to exploit incorrectly configured access control security levels. This can lead to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2409-file-corruption-vulnerability-in-aspect-with-potential-for-system-compromise\/\"  data-wpil-monitor-id=\"53128\">potential system<\/a> compromise or significant data leakage. Given that JobHunt is a widely used platform for job alerts, this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4094-critical-vulnerability-in-wordpress-mobile-number-signup-and-login-plugin\/\"  data-wpil-monitor-id=\"54078\">vulnerability could potentially impact a large number<\/a> of users, employers, and businesses. It underscores the importance of robust <a href=\"https:\/\/www.ameeba.com\/blog\/hungarian-government-s-cybersecurity-measures-unpacking-the-implications-and-potential-solutions\/\"  data-wpil-monitor-id=\"53539\">cybersecurity measures<\/a> in protecting sensitive data and maintaining system integrity.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-39536<br \/>\nSeverity: High (8.2 CVSS score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-0562-use-after-free-flaw-in-linux-kernel-potentially-leading-to-system-compromise\/\"  data-wpil-monitor-id=\"53684\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3860650192\" 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>Chimpstudio JobHunt Job Alerts | n\/a through 3.6<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The CVE-2025-39536 <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-6914-critical-authorization-vulnerability-in-wso2-products\/\"  data-wpil-monitor-id=\"53538\">vulnerability is due to missing authorization<\/a> checks in the Chimpstudio JobHunt Job Alerts software. This missing authorization can allow an unauthenticated attacker to bypass <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-48734-critical-access-control-vulnerability-in-apache-commons-beanutils\/\"  data-wpil-monitor-id=\"56644\">access control<\/a> security levels and perform actions that would otherwise require authentication. These actions could include viewing, modifying, or <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4603-arbitrary-file-deletion-vulnerability-in-emagicone-store-manager-for-woocommerce\/\"  data-wpil-monitor-id=\"55014\">deleting sensitive data or even executing arbitrary<\/a> commands with system-level privileges.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-1348663579\" 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 the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-45997-exploiting-file-upload-vulnerability-in-web-based-pharmacy-product-management-system\/\"  data-wpil-monitor-id=\"58409\">vulnerability might be exploited<\/a>:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/jobhunt\/alerts HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/json\n{\n&quot;action&quot;: &quot;delete&quot;,\n&quot;target&quot;: &quot;all&quot;\n}<\/code><\/pre>\n<p>In this example, an attacker sends a POST request to the job alerts endpoint. The &#8220;action&#8221; field is set to &#8220;delete&#8221;, and the &#8220;target&#8221; field is set to &#8220;all&#8221;, indicating that all job alerts are to be deleted. Because of the missing authorization check, this request could potentially be processed without any authentication, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-49835-memory-corruption-vulnerability-leading-to-potential-data-leakage-or-system-compromise\/\"  data-wpil-monitor-id=\"58408\">leading to a loss of data<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The recently discovered vulnerability named CVE-2025-39536 is a critical cybersecurity concern affecting the Chimpstudio JobHunt Job Alerts software. This vulnerability stems from a missing authorization issue that allows malicious actors to exploit incorrectly configured access control security levels. This can lead to potential system compromise or significant data leakage. Given that JobHunt is 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":[],"product":[],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-47520","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\/47520","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=47520"}],"version-history":[{"count":7,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/47520\/revisions"}],"predecessor-version":[{"id":52143,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/47520\/revisions\/52143"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=47520"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=47520"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=47520"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=47520"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=47520"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=47520"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=47520"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=47520"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=47520"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}