Overview
In the realm of cybersecurity, securing large language model (LLM) applications is paramount. This blog post discusses a critical vulnerability – CVE-2025-46724 – found in Langroid, a Python framework used to build LLM-powered applications. This vulnerability, if exploited, can lead to a system compromise or data leakage, affecting any organization that leverages the Langroid framework prior to version 0.53.15. The gravity of this vulnerability underscores the importance of understanding and mitigating cybersecurity risks in LLM frameworks.
Vulnerability Summary
CVE ID: CVE-2025-46724
Severity: Critical (CVSS: 9.8)
Attack Vector: Network
Privileges Required: Low
User Interaction: Required
Impact: System compromise or data leakage
Affected Products
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Product | Affected Versions
Langroid Python Framework | Versions prior to 0.53.15
How the Exploit Works
Langroid, prior to version 0.53.15, is vulnerable to code injection via the `TableChatAgent` which utilizes `pandas eval()`. Untrusted user input, if not properly sanitized, can be manipulated to execute malicious commands. In the context of a public-facing LLM application, this flaw can allow an attacker to exploit the system, leading to a system compromise or data leakage.
Conceptual Example Code
Consider a scenario where a malicious actor interacts with a vulnerable application. They could craft a payload that exploits the lack of sanitization, as shown below:
{
"user_input": "'; import os; os.system('rm -rf /') #"
}In this conceptual example, the malicious user input starts with a semicolon, which ends any ongoing commands. The rest of the string is a new command that the attacker wants to execute, in this case, a harmful command that deletes all files in the system.
Mitigation
To mitigate this vulnerability, users are strongly recommended to update their Langroid Python Framework to version 0.53.15 or later. This version sanitizes input to `TableChatAgent` by default, effectively preventing the code injection attack vector. If immediate patching is not possible, implementing a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can provide temporary mitigation. Moreover, developers should always sanitize user inputs, even if they seem harmless, to prevent potential exploits.
Conclusion
In conclusion, CVE-2025-46724 is a critical vulnerability affecting the Langroid Python Framework. By understanding how this vulnerability works and how to mitigate it, organizations can better secure their systems and data, reinforcing the importance of proactive cybersecurity measures.