nest-admin before 1.0.1 Authentication Bypass via Hardcoded JWT Secret

{
  "id": "41f44ad925cdf6cfe92f64794aeea06a656afd98deda883e6f289fdab1c91a82",
  "url": "https://www.cve.org/CVERecord?id=CVE-2026-117564",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "nest-admin before 1.0.1 Authentication Bypass via Hardcoded JWT Secret",
    "summary": "nest-admin before 1.0.1 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge administrator tokens by using a hardcoded JWT_SECRET committed in .env.production. Attackers can sign tokens with the known secret that JwtStrategy and RbacGuard trust, impersonating any user ID or claiming the admin role for full administrative access.",
    "evidence": "cve:CVE-2026-117564",
    "products": [
      {
        "name": {
          "value": "nest-admin",
          "evidence": "/containers/cna/affected/0/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "critical",
    "structured": {
      "id": "CVE-2026-117564",
      "aliases": [
        "CVE-2026-117564"
      ],
      "metrics": [
        {
          "format": "CVSS",
          "cvssV4_0": {
            "version": "4.0",
            "baseScore": 9.3,
            "attackVector": "NETWORK",
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
            "userInteraction": "NONE",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "privilegesRequired": "NONE",
            "subIntegrityImpact": "NONE",
            "vulnIntegrityImpact": "HIGH",
            "subAvailabilityImpact": "NONE",
            "vulnAvailabilityImpact": "HIGH",
            "subConfidentialityImpact": "NONE",
            "vulnConfidentialityImpact": "HIGH"
          }
        },
        {
          "format": "CVSS",
          "cvssV3_1": {
            "scope": "UNCHANGED",
            "version": "3.1",
            "baseScore": 9.8,
            "attackVector": "NETWORK",
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "integrityImpact": "HIGH",
            "userInteraction": "NONE",
            "attackComplexity": "LOW",
            "availabilityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "confidentialityImpact": "HIGH"
          }
        }
      ],
      "affected": [
        {
          "vendor": "buqiyuan",
          "product": "nest-admin",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "1.0.1",
              "versionType": "semver"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ],
      "modified": "2026-10-28T16:16:56.709Z",
      "provider": "cve",
      "references": [
        "https://github.com/buqiyuan/nest-admin/issues/93",
        "https://github.com/buqiyuan/nest-admin",
        "https://github.com/buqiyuan/nest-admin/commit/f2cec8cb776cbf113115b33164dac69a46d24097",
        "https://github.com/buqiyuan/nest-admin/issues/92",
        "https://github.com/buqiyuan/nest-admin/blob/2eeccc4cb699d1aedbe04b4437a9d095cde02c74/.env.production#L5",
        "https://www.vulncheck.com/advisories/nest-admin-before-1.0.1-authentication-bypass-via-hardcoded-jwt-secret"
      ],
      "provider_metadata": {
        "adp": [
          {
            "title": "CISA ADP Vulnrichment",
            "metrics": [
              {
                "other": {
                  "type": "ssvc",
                  "content": {
                    "id": "CVE-2026-117564",
                    "role": "CISA Coordinator",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "yes"
                      },
                      {
                        "Technical Impact": "total"
                      }
                    ],
                    "version": "2.0.3",
                    "timestamp": "2026-10-28T15:56:42.754470Z"
                  }
                }
              }
            ],
            "providerMetadata": {
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP",
              "dateUpdated": "2026-10-28T16:16:56.709Z"
            }
          }
        ],
        "cna": {
          "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
          "shortName": "VulnCheck",
          "dateUpdated": "2026-10-27T13:07:58.360Z"
        }
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-117564",
        "evidence": "/cveMetadata/cveId"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/containers/cna/metrics"
  },
  "source_id": "core-cve",
  "document_id": 460223,
  "published_at": "2026-10-27T13:07:58.36+00:00"
}