XXE in Langroid
CVE-2025-46726
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.
Vulnerability class: XXE (XML External Entity)
EPSS: 0.006 (44.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.
Affected products
- Langroid — versions < 0.53.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Product, x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-46726?
- CVE-2025-46726 is a critical-severity vulnerability in Langroid, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.1/10. Published 2025-05-05.
- How severe is CVE-2025-46726?
- Critical severity. CVSS v3 base score is 9.1 out of 10.
- Is CVE-2025-46726 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.