{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "0.65.3"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "bc113b09da9aa3a68e07e3d8295cde85339f275f"
            }
          ],
          "repo": "https://github.com/langroid/langroid",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-gjgq-w2m6-wr5q"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-75"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/54xxx/CVE-2026-54771.json"
  },
  "details": "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.",
  "id": "CVE-2026-54771",
  "modified": "2026-08-12T03:51:47.017271923Z",
  "published": "2026-07-09T23:52:11.014Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/54xxx/CVE-2026-54771.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/langroid/langroid/security/advisories/GHSA-gjgq-w2m6-wr5q"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-54771"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Langroid: handle_message() executes user-supplied tool JSON without sender verification"
}