{"id":64232,"date":"2025-08-22T05:20:25","date_gmt":"2025-08-22T05:20:25","guid":{"rendered":""},"modified":"2025-09-27T18:11:41","modified_gmt":"2025-09-28T00:11:41","slug":"cve-2025-8714-critical-postgresql-vulnerability-allowing-malicious-code-injection-by-superusers","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-8714-critical-postgresql-vulnerability-allowing-malicious-code-injection-by-superusers\/","title":{"rendered":"<strong>CVE-2025-8714: Critical PostgreSQL Vulnerability Allowing Malicious Code Injection by Superusers<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>A serious vulnerability, designated as CVE-2025-8714, has been identified in PostgreSQL, a popular open-source object-relational database system. This vulnerability could allow a malicious superuser on the original server to inject arbitrary code that could run during restore time in the operating system of the client running psql to restore the dump. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-43220-unprecedented-data-access-vulnerability-in-multiple-macos-and-ipados-versions\/\"  data-wpil-monitor-id=\"73223\">vulnerability impacts multiple<\/a> versions of PostgreSQL and is similar to the MySQL vulnerability CVE-2024-21096. It&#8217;s an issue of concern due to its <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-27050-memory-corruption-vulnerability-leading-to-potential-system-compromise-and-data-leakage\/\"  data-wpil-monitor-id=\"74803\">potential to compromise entire systems and leak sensitive data<\/a>.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-8714<br \/>\nSeverity: Critical (8.8 CVSS Score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: High (Superuser of the origin server)<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-40741-stack-based-overflow-vulnerability-in-solid-edge-se2025-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"75768\">System compromise and potential<\/a> data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-2818233002\" 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>PostgreSQL | Versions before PostgreSQL 17.6, 16.10, 15.14, 14.19, and 13.22<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The exploit takes advantage of the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-24777-deserialization-of-untrusted-data-vulnerability-in-awethemes-hillter\/\"  data-wpil-monitor-id=\"73009\">untrusted data<\/a> inclusion in &#8216;pg_dump&#8217; in PostgreSQL. A malicious superuser of the origin server can <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-36014-ibm-integration-bus-code-injection-vulnerability\/\"  data-wpil-monitor-id=\"72256\">inject arbitrary code<\/a> that is executed at restore time. This happens when the client operating <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6080-unauthorized-admin-account-creation-in-wpgym-wordpress-gym-management-system-plugin\/\"  data-wpil-monitor-id=\"80585\">system account<\/a> runs &#8216;psql&#8217; to restore the dump. It affects &#8216;pg_dumpall&#8217; and &#8216;pg_restore&#8217; when used to generate a plain-format dump.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-1639146593\" 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 a malicious <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-58259-denial-of-service-vulnerability-in-rancher-manager-due-to-unrestricted-payload-size\/\"  data-wpil-monitor-id=\"85827\">payload that might be delivered to exploit this vulnerability<\/a>:<\/p>\n<pre><code class=\"\" data-line=\"\">-- Assuming a vulnerable version of PostgreSQL\n\\connect target_database\nCREATE OR REPLACE FUNCTION malicious_func() RETURNS VOID AS $$\nBEGIN\n-- Arbitrary malicious SQL commands here\n-- Code here will be executed with the permissions of the superuser\nEND;\n$$ LANGUAGE plpgsql SECURITY DEFINER;\nSELECT malicious_func();<\/code><\/pre>\n<p>Above, the malicious superuser creates a function that contains <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8715-arbitrary-code-and-sql-injection-vulnerability-in-postgresql\/\"  data-wpil-monitor-id=\"78767\">arbitrary SQL<\/a> commands. The function is marked as `SECURITY DEFINER`, which makes it run with the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-31279-critical-permission-issue-allowing-user-fingerprinting-in-macos-and-ipados\/\"  data-wpil-monitor-id=\"81897\">permissions of the user<\/a> who created it, in this case, the superuser. When this function is restored through &#8216;pg_dump&#8217;, &#8216;pg_dumpall&#8217;, or &#8216;pg_restore&#8217;, the malicious <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=\"74632\">code is executed<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview A serious vulnerability, designated as CVE-2025-8714, has been identified in PostgreSQL, a popular open-source object-relational database system. This vulnerability could allow a malicious superuser on the original server to inject arbitrary code that could run during restore time in the operating system of the client running psql to restore the dump. This vulnerability impacts [&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":[78],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-64232","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-injection"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/64232","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=64232"}],"version-history":[{"count":10,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/64232\/revisions"}],"predecessor-version":[{"id":78626,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/64232\/revisions\/78626"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=64232"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=64232"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=64232"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=64232"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=64232"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=64232"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=64232"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=64232"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=64232"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}