{"id":58374,"date":"2025-07-08T09:00:11","date_gmt":"2025-07-08T09:00:11","guid":{"rendered":""},"modified":"2025-09-27T08:15:09","modified_gmt":"2025-09-27T14:15:09","slug":"cve-2025-4946-arbitrary-file-deletion-vulnerability-in-vikinger-wordpress-theme","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-4946-arbitrary-file-deletion-vulnerability-in-vikinger-wordpress-theme\/","title":{"rendered":"<strong>CVE-2025-4946: Arbitrary File Deletion Vulnerability in Vikinger WordPress Theme<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>In this blog post, we will be discussing a critical vulnerability, CVE-2025-4946, that affects the Vikinger theme for WordPress. This vulnerability can make your website a feasible target for malicious cyberattacks, leading to potential system compromise and data leakage. It is vital to understand the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-32281-high-severity-missing-authorization-vulnerability-in-focuxtheme-wpkit-for-elementor\/\"  data-wpil-monitor-id=\"65292\">severity of this vulnerability<\/a> and take immediate action to secure your WordPress site.<br \/>\nThe <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-30131-unauthenticated-file-upload-vulnerability-in-iroad-dashcam-fx2-devices\/\"  data-wpil-monitor-id=\"64962\">vulnerability lies in an insufficient file<\/a> path validation in the vikinger_delete_activity_media_ajax() function. This loophole allows authenticated attackers, with Subscriber-level access, to delete arbitrary files on the server, possibly leading to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-29331-critical-remote-code-execution-vulnerability-in-mhsanaei-3x-ui\/\"  data-wpil-monitor-id=\"64971\">remote code execution when a critical<\/a> file, such as wp-config.php, is deleted.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-4946<br \/>\nSeverity: High (8.1 CVSS Severity Score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: Low (Subscriber-level)<br \/>\nUser Interaction: Required<br \/>\nImpact: System compromise; data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3758704278\" 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>Vikinger <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8592-wordpress-inspiro-theme-vulnerability-to-cross-site-request-forgery-csrf\/\"  data-wpil-monitor-id=\"85385\">WordPress Theme<\/a> | All versions up to 1.9.32<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49885-severe-file-upload-vulnerability-in-harutheme-s-drag-and-drop-multiple-file-upload-pro-woocommerce-plugin\/\"  data-wpil-monitor-id=\"65323\">vulnerability stems from an insufficient file<\/a> path validation in the vikinger_delete_activity_media_ajax() function. This function, when exploited, allows authenticated attackers to delete <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6755-wordpress-plugin-vulnerability-leads-to-arbitrary-file-deletion\/\"  data-wpil-monitor-id=\"65602\">arbitrary files<\/a> on the server. If the attacker deletes a crucial file, such as wp-config.php, they can trigger <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-53002-remote-code-execution-vulnerability-in-llama-factory\/\"  data-wpil-monitor-id=\"65188\">remote code execution<\/a>. This flaw gives the attacker the potential to take <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49603-incorrect-access-control-vulnerability-in-northern-tech-mender-server\/\"  data-wpil-monitor-id=\"65050\">control of the entire system and access<\/a> sensitive data.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-2835971694\" 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\u2019s a conceptual example of how an <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-42959-unauthenticated-replay-attack-exploiting-hmac-reuse\/\"  data-wpil-monitor-id=\"71731\">attacker might exploit<\/a> this vulnerability. They could potentially send a malicious payload within an HTTP POST request, like this:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/wp-admin\/admin-ajax.php HTTP\/1.1\nHost: yourwebsite.com\nContent-Type: application\/x-www-form-urlencoded\naction=vikinger_delete_activity_media_ajax&amp;media_path=..\/..\/wp-config.php<\/code><\/pre>\n<p>In this example, the attacker uses the &#8216;media_path&#8217; parameter to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49448-critical-path-traversal-vulnerability-in-fw-food-menu\/\"  data-wpil-monitor-id=\"65357\">traverse the directory and specify a path<\/a> to &#8216;wp-config.php&#8217;, leading to its deletion and opening a door for remote code execution.<br \/>\nPlease note: this is a conceptual representation and not an actual exploit code. Always follow ethical guidelines when <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-43193-critical-memory-handling-vulnerability-in-macos\/\"  data-wpil-monitor-id=\"71730\">handling vulnerabilities<\/a>.<\/p>\n<p><strong>Mitigation Guidance<\/strong><\/p>\n<p>To mitigate this vulnerability, users are advised to 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 safeguard against potential attacks. Regularly updating and patching your WordPress themes and <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4334-critical-privilege-escalation-vulnerability-in-simple-user-registration-plugin-for-wordpress\/\"  data-wpil-monitor-id=\"64953\">plugins can significantly reduce the risk of such vulnerabilities<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview In this blog post, we will be discussing a critical vulnerability, CVE-2025-4946, that affects the Vikinger theme for WordPress. This vulnerability can make your website a feasible target for malicious cyberattacks, leading to potential system compromise and data leakage. It is vital to understand the severity of this vulnerability and take immediate action to [&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":[80],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-58374","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-rce"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/58374","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=58374"}],"version-history":[{"count":11,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/58374\/revisions"}],"predecessor-version":[{"id":78176,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/58374\/revisions\/78176"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=58374"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=58374"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=58374"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=58374"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=58374"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=58374"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=58374"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=58374"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=58374"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}