Security advisory

{
  "id": "8c1fe2b9ee35b916b70a244156998756b37c12a2275a995327d6299d4ac95cfe",
  "url": "https://osv.dev/vulnerability/CVE-2021-47811",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-47811",
    "summary": "Grocery Crud 1.6.4 contains a SQL injection vulnerability in the order_by parameter that allows remote attackers to manipulate database queries. Attackers can inject malicious SQL code through the order_by[] parameter in POST requests to the ajax_list endpoint to potentially extract or modify database information.",
    "evidence": "osv:CVE-2021-47811",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2021-47811",
      "aliases": [
        "CVE-2021-47811"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/scoumbourdis/grocery-crud-codeigniter-4",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "89dcbaccf1bf157dd2e7f809fcd6f3691ee7b0a3"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:grocerycrud:grocery_crud:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "2.0.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.0.0",
            "2.0.0-BETA.1",
            "2.0.0-BETA"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-47811.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:47.685414426Z",
      "provider": "osv",
      "references": [
        "https://www.grocerycrud.com/",
        "https://www.grocerycrud.com/downloads",
        "https://www.vulncheck.com/advisories/grocery-crud-orderby-sql-injection",
        "https://www.exploit-db.com/exploits/49985"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:a:grocerycrud:grocery_crud:*:*:*:*:*:*:*:*"
            ],
            "vendor_product": "grocerycrud:grocery_crud",
            "extracted_events": [
              {
                "range": [
                  {
                    "fixed": "2.0.1"
                  }
                ],
                "source": "CPE_RANGE"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2021-47811",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 436599,
  "published_at": "2026-01-16T00:16:26.273+00:00"
}