{"id":59870,"date":"2025-08-04T10:49:48","date_gmt":"2025-08-04T10:49:48","guid":{"rendered":""},"modified":"2025-09-04T22:36:57","modified_gmt":"2025-09-05T04:36:57","slug":"cve-2025-46059-critical-indirect-prompt-injection-vulnerability-in-langchain-ai","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-46059-critical-indirect-prompt-injection-vulnerability-in-langchain-ai\/","title":{"rendered":"<strong>CVE-2025-46059: Critical Indirect Prompt Injection Vulnerability in LangChain-AI<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The cybersecurity landscape is constantly evolving with new vulnerabilities being discovered. One such critical vulnerability, identified as CVE-2025-46059, has been discovered in langchain-ai v0.3.51. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5243-critical-security-vulnerability-in-smg-software-information-portal\/\"  data-wpil-monitor-id=\"67959\">vulnerability is found in the GmailToolkit component of the software<\/a> and presents a significant threat to users who might unknowingly execute arbitrary code that can compromise their systems through a maliciously crafted email.<br \/>\nThis blog <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-24000-authentication-bypass-vulnerability-in-wpexperts-post-smtp-plugin\/\"  data-wpil-monitor-id=\"78993\">post delves deeper into the particulars of this vulnerability<\/a>, its potential impact, and the mitigation measures available. It is important for all users and administrators using langchain-ai v0.3.51 to understand the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47998-severe-heap-based-buffer-overflow-vulnerability-in-windows-routing-and-remote-access-service\/\"  data-wpil-monitor-id=\"67582\">severity and potential repercussions of this vulnerability<\/a>, as it opens up the system to potential compromise and data leakage.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-46059<br \/>\nSeverity: Critical (9.8 CVSS Score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: Required<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-45346-sql-injection-vulnerability-in-bacula-web-resulting-in-potential-system-compromise\/\"  data-wpil-monitor-id=\"67960\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-684261040\" 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>LangChain-AI | v0.3.51<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The exploit takes advantage of an indirect prompt <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-54451-code-injection-vulnerability-in-samsung-electronics-magicinfo-9-server\/\"  data-wpil-monitor-id=\"67580\">injection vulnerability<\/a> present in the GmailToolkit component of LangChain&#8217;s AI software. An attacker can craft a malicious email which, when processed by the GmailToolkit, can <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7097-critical-command-injection-vulnerability-in-comodo-internet-security-premium\/\"  data-wpil-monitor-id=\"68225\">inject unauthorized commands<\/a>. The vulnerability lies in the way the software handles email content, allowing the execution of <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-25214-race-condition-vulnerability-in-wwbn-avideo-14-4-leading-to-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"67581\">arbitrary code<\/a> introduced through these malicious emails. This potentially gives the attacker <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-54378-unauthorized-access-vulnerability-in-hax-cms\/\"  data-wpil-monitor-id=\"68886\">unauthorized access<\/a> to the system.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-1735469008\" 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&#8217;s a conceptual example of how the vulnerability could be exploited:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/GmailToolkit\/processEmail HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/json\n{\n&quot;email_content&quot;: &quot;Dear User, &lt;img src=&#039;http:\/\/malicious-site.com\/malicious-script.js&#039;&gt;&quot;\n}<\/code><\/pre>\n<p>In this example, 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=\"74690\">script embedded in the image source could be executed<\/a> when the email is processed by the GmailToolkit component. This could <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-50067-critical-vulnerability-in-oracle-application-express-allowing-system-takeover\/\"  data-wpil-monitor-id=\"67583\">allow the attacker to perform actions on the system<\/a> that would otherwise be unauthorized.<\/p>\n<p><strong>Remediation<\/strong><\/p>\n<p>Affected users are advised to apply the vendor patch immediately to mitigate the vulnerability. In the event that this is not feasible, implementing a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) can provide temporary mitigation. However, these are not long-term solutions and the vendor patch should be applied as soon as it becomes available.<br \/>\nAlways ensure to follow LangChain security practices when writing code that interacts with the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8322-critical-missing-authorization-vulnerability-in-e-school-software-by-ventem\/\"  data-wpil-monitor-id=\"70275\">software to prevent the introduction of security vulnerabilities<\/a>. This vulnerability is disputed by the supplier as the code-execution issue was introduced by user-written code that does not adhere to the LangChain&#8217;s security practices.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The cybersecurity landscape is constantly evolving with new vulnerabilities being discovered. One such critical vulnerability, identified as CVE-2025-46059, has been discovered in langchain-ai v0.3.51. This vulnerability is found in the GmailToolkit component of the software and presents a significant threat to users who might unknowingly execute arbitrary code that can compromise their systems through [&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-59870","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\/59870","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=59870"}],"version-history":[{"count":7,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59870\/revisions"}],"predecessor-version":[{"id":71394,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59870\/revisions\/71394"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=59870"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=59870"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=59870"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=59870"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=59870"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=59870"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=59870"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=59870"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=59870"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}