{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0.4.0"
              },
              {
                "last_affected": "0.4.0"
              },
              {
                "introduced": "0.4.1"
              },
              {
                "last_affected": "0.4.1"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "6bd4f8f22154b9c78b7c5277a57a54c9d8a241a5"
            },
            {
              "last_affected": "e0442bd6585f4f17fdb9dca207d2ce17ec9e6e92"
            }
          ],
          "repo": "https://github.com/letta-ai/letta",
          "type": "GIT"
        }
      ],
      "versions": [
        "0.4.0",
        "0.4.1"
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulDB",
    "cwe_ids": [
      "CWE-94",
      "CWE-95"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/6xxx/CVE-2025-6101.json"
  },
  "details": "A vulnerability classified as critical has been found in letta-ai letta up to 0.4.1. Affected is the function function_message of the file letta/letta/interface.py. The manipulation of the argument function_name/function_args leads to improper neutralization of directives in dynamically evaluated code. The exploit has been disclosed to the public and may be used.",
  "id": "CVE-2025-6101",
  "modified": "2026-07-15T01:49:00.126960149Z",
  "published": "2025-06-16T02:00:11.764Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/6xxx/CVE-2025-6101.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-6101"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/?id.312570"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/?submit.590528"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/letta-ai/letta/issues/2613"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/?ctiid.312570"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
      "type": "CVSS_V4"
    }
  ],
  "summary": "letta-ai letta interface.py function_message eval injection"
}