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CVE-2026-0622

Estado: AnalizadaMedia (6.5)—

Open 5GS WebUI uses a hard-coded JWT signing key (change-me) whenever the environment variable JWT_SECRET_KEY is unset

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Open5gs — Open5gs

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2026-0622",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-0622",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-01-21T16:47:23.984803Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.5,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cret@cert.org",
      "affectedData": [
        {
          "vendor": "NewPlane",
          "product": "open5GS",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "2.7.6"
            }
          ]
        }
      ]
    }
  ],
  "published": "2026-01-20T20:16:01.483",
  "references": [
    {
      "url": "https://github.com/open5gs/open5gs/issues/2264",
      "tags": [
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "source": "cret@cert.org"
    },
    {
      "url": "https://github.com/open5gs/open5gs/issues/856",
      "tags": [
        "Issue Tracking"
      ],
      "source": "cret@cert.org"
    },
    {
      "url": "https://github.com/open5gs/open5gs/pull/857",
      "tags": [
        "Issue Tracking",
        "Patch"
      ],
      "source": "cret@cert.org"
    },
    {
      "url": "https://www.kb.cert.org/vuls/id/458022",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-798"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Open 5GS WebUI uses a hard-coded JWT signing key (change-me) whenever the environment variable JWT_SECRET_KEY is unset"
    },
    {
      "lang": "es",
      "value": "La WebUI de Open 5GS utiliza una clave de firma JWT embebida (cámbiame) siempre que la variable de entorno JWT_SECRET_KEY no está definida."
    }
  ],
  "lastModified": "2026-06-17T10:11:06.057",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9C77332A-BAA3-4FE7-A237-B87F175C6F48",
              "versionEndIncluding": "2.7.6"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cret@cert.org"
}