Security advisory

{
  "id": "2d1e52a7f7aa6e5f383bfb620a05cfcabb766a6f826f6569c3e67b2424460fd7",
  "url": "https://osv.dev/vulnerability/CVE-2021-31856",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-31856",
    "summary": "A SQL Injection vulnerability in the REST API in Layer5 Meshery 0.5.2 allows an attacker to execute arbitrary SQL commands via the /experimental/patternfiles endpoint (order parameter in GetMesheryPatterns in models/meshery_pattern_persister.go).",
    "evidence": "osv:CVE-2021-31856",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2021-31856",
      "aliases": [
        "CVE-2021-31856"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/meshery/meshery",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0f9a8e948abaf323cff4e57863be8d19ad10ff3c"
                },
                {
                  "last_affected": "0f9a8e948abaf323cff4e57863be8d19ad10ff3c"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:layer5:meshery:0.5.2:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0.5.2"
                      },
                      {
                        "last_affected": "0.5.2"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.5.2",
            "v0.5.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-31856.json"
          }
        }
      ],
      "modified": "2026-10-20T11:53:47.568478726Z",
      "provider": "osv",
      "references": [
        "https://meshery.io",
        "https://github.com/layer5io/meshery/pull/2745"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-31856",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 387239,
  "published_at": "2021-04-28T06:15:07.257+00:00"
}