What is CVE-2026-54771?

CVE-2026-54771 is a high-severity vulnerability in Langroid, classified under CWE-75. CVSS score: 8.1/10. Published 2026-07-10.

How severe is CVE-2026-54771?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Langroid

CVE-2026-54771

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.

EPSS: 0.003 (20.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Langroid — versions < 0.65.3

Weakness classification (CWE)

CWE-75

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-54771?: CVE-2026-54771 is a high-severity vulnerability in Langroid, classified under CWE-75. CVSS score: 8.1/10. Published 2026-07-10.
How severe is CVE-2026-54771?: High severity. CVSS v3 base score is 8.1 out of 10.