Security advisory

{
  "id": "1cfc1aa871c0f01d291fd75dd399d690a69147ca7d4a11c433f74770053568ff",
  "url": "https://osv.dev/vulnerability/CVE-2021-37306",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-37306",
    "summary": "An Insecure Permissions issue in jeecg-boot 2.4.5 and earlier allows remote attackers to gain escalated privilege and view sensitive information via api uri: api uri:/sys/user/checkOnlyUser?username=admin.",
    "evidence": "osv:CVE-2021-37306",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2021-37306",
      "aliases": [
        "CVE-2021-37306",
        "GHSA-fqp6-fw9g-xpxp"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/jeecgboot/JeecgBoot",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "8b3d83ae0b08e5a0cc6ae14ba5a9b0820e1cb5c0"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:jeecg:jeecg:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "2.4.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.4.5",
            "2.4.5",
            "v2.4.3",
            "v2.4.2",
            "v2.4.1",
            "2.4.1",
            "2.4.0",
            "v2.3.0",
            "2.3.0",
            "v2.3",
            "v2.2.1",
            "2.2.0",
            "v2.1.4",
            "v2.1.3",
            "v2.1.1",
            "v2.1.0",
            "v2.0.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-37306.json"
          }
        }
      ],
      "modified": "2026-10-20T10:53:51.079652906Z",
      "provider": "osv",
      "references": [
        "https://github.com/jeecgboot/jeecg-boot/issues/2794"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-37306",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384689,
  "published_at": "2023-02-03T18:15:11.993+00:00"
}