High severityNVD Advisory· Published Jul 9, 2026· Updated Jul 10, 2026
Langroid: handle_message() executes user-supplied tool JSON without sender verification
CVE-2026-54771
Description
Langroid is a framework for building large-language-model-powered applications. Prior to version 0.65.3, a Langroid application exposing a chat interface to untrusted users may allow direct tool invocation via raw JSON payloads, even when tools are registered with use=False, handle=True. Version 0.65.3 fixes the issue.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
langroidPyPI | < 0.65.3 | 0.65.3 |
Affected products
1- Range: <0.65.3
Patches
Vulnerability mechanics
References
2- github.com/advisories/GHSA-gjgq-w2m6-wr5qghsaADVISORY
- github.com/langroid/langroid/security/advisories/GHSA-gjgq-w2m6-wr5qghsax_refsource_CONFIRMWEB
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