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CVE-2025-46726: Langroid Vulnerable to XXE Injection via XMLToolMessage

7.8 CVSS

Description

Langroid is a framework for building large-language-model-powered applications. Prior to version 0.53.4, a LLM application leveraging `XMLToolMessage` class may be exposed to untrusted XML input that could result in DoS and/or exposing local files with sensitive information. Version 0.53.4 fixes the issue.

Classification

CVE ID: CVE-2025-46726

CVSS Base Severity: HIGH

CVSS Base Score: 7.8

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N/E:P

Problem Types

CWE-611: Improper Restriction of XML External Entity Reference

Affected Products

Vendor: langroid

Product: langroid

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.05% (probability of being exploited)

EPSS Percentile: 15.76% (scored less or equal to compared to others)

EPSS Date: 2025-06-03 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-46726
https://github.com/langroid/langroid/security/advisories/GHSA-pw95-88fg-3j6f
https://github.com/langroid/langroid/commit/36e7e7db4dd1636de225c2c66c84052b1e9ac3c3
https://github.com/langroid/langroid/blob/df6227e6c079ec22bb2768498423148d6685acff/langroid/agent/xml_tool_message.py#L51-L52

Timeline