High · published December 19, 2025
🚨 An unfiltered API Request component is the key to a potential security breach! Langflow versions prior to 1.7.0 allow attackers to exploit arbitrary HTTP requests—think of it as leaving a back door wide open! 🔥 Imagine a restaurant that allows customers to place orders without checking their IDs. An attacker could order sensitive items from the back kitchen, accessing private recipes or even the chef's secret stash! With control over the API Request URL, an attacker could send requests to internal resources, accessing sensitive information such as administrative endpoints, internal databases, or cloud metadata services. This could lead to devastating information disclosure, giving the attacker a foothold to launch further attacks. Not a fun scenario!
Imagine a restaurant that allows customers to place orders without checking their IDs. An attacker could order sensitive items from the back kitchen, accessing private recipes or even the chef's secret stash! The vulnerability in Langflow's API Request component allows arbitrary HTTP requests without proper filtering, exposing the server's internal resources to attackers via SSRF (Server-Side Request Forgery). It does not block requests to private IP ranges or important cloud metadata endpoints, enabling dangerous information leaks.
With control over the API Request URL, an attacker could send requests to internal resources, accessing sensitive information such as administrative endpoints, internal databases, or cloud metadata services. This could lead to devastating information disclosure, giving the attacker a foothold to launch further attacks. Not a fun scenario! Upgrade Langflow to version 1.7.0 immediately to patch this vulnerability. Additionally, implement strict validation on user-supplied URLs and restrict access to sensitive internal endpoints to limit risk exposure. It's time to lock those doors! You've got this! Follow these steps and you'll ensure your API is secure and fortified! 🛡️
| Product | Versions | Fixed in |
|---|---|---|
| langflow/langflow | < 1.7.0 | 1.7.0 |