Overview
The cybersecurity space is constantly evolving, with new vulnerabilities being discovered and exploited by malicious actors. One such recent vulnerability, CVE-2025-45150, affects the LangChain-ChatGLM-Webui and carries a significant risk to data privacy and system integrity. This vulnerability allows an attacker to view and download sensitive files by using a carefully crafted request, leading to the potential for system compromise and data leakage.
The seriousness of this vulnerability is underscored by its high CVSS Severity Score of 9.8, highlighting the urgent need for affected systems to be patched or otherwise protected. This article will delve into the details of this vulnerability, the risk it poses, and the steps that can be taken to mitigate it.
Vulnerability Summary
CVE ID: CVE-2025-45150
Severity: Critical (9.8)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Potential system compromise or data leakage
Affected Products
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Product | Affected Versions
LangChain-ChatGLM-Webui | Commit ef829
How the Exploit Works
The vulnerability resides in the insecure permissions of the LangChain-ChatGLM-Webui. It allows an attacker to arbitrarily view and download sensitive files by crafting a specific request. This is possible due to the lack of proper access controls on certain data resources within the system.
Once the attacker has identified a target system, they can create a malicious request designed to exploit this flaw. Upon successful execution of the request, the attacker can access and download sensitive files that should otherwise be restricted.
Conceptual Example Code
Here is a conceptual example of how the vulnerability might be exploited. This could be done by sending a carefully crafted HTTP request to the target system:
GET /sensitive/files HTTP/1.1
Host: target.example.com
Content-Type: application/json
{ "request": "Download_All" }Mitigation
To protect their systems from this vulnerability, users are advised to apply the vendor-provided patch as soon as possible. If immediate patching is not possible, users can use a Web Application Firewall (WAF) or Intrusion Detection System (IDS) to detect and block exploit attempts. These measures can serve as a temporary mitigation until the patch can be applied. Regularly updating and monitoring system logs can also help identify any unauthorized access attempts.