{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:librechat:librechat:0.7.0:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0.7.0"
              },
              {
                "last_affected": "0.7.0"
              }
            ],
            "source": "CPE_STRING"
          },
          "events": [
            {
              "introduced": "49753a35e5f7fd3a7faa0efef9d2467c8794df71"
            },
            {
              "last_affected": "49753a35e5f7fd3a7faa0efef9d2467c8794df71"
            }
          ],
          "repo": "https://github.com/danny-avila/librechat",
          "type": "GIT"
        }
      ],
      "versions": [
        "0.7.0"
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "certcc",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4276.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "introduced": "0.7.0"
          },
          {
            "last_affected": "0.7.0"
          }
        ],
        "source": "AFFECTED_FIELD"
      }
    ]
  },
  "details": "LibreChat RAG API, version 0.7.0, contains a log-injection vulnerability that allows attackers to forge log entries.",
  "id": "CVE-2026-4276",
  "modified": "2026-07-15T01:48:51.052772135Z",
  "published": "2026-03-16T15:31:35.542Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://kb.cert.org/vuls/id/624941"
    },
    {
      "type": "WEB",
      "url": "https://www.kb.cert.org/vuls/id/624941"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4276.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-4276"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "LibreChat RAG API, version 0.7.0, contains a log-injection vulnerability that allows attackers to forge log entries."
}