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CVE-2021-39393

Estado: ModificadaMedia (6.1)—

mm-wiki v0.2.1 was discovered to contain a cross-site scripting (XSS) vulnerability via the markdown editor.

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)

Mm-wiki Project — Mm-wiki

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-39393",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-08-26T13:15:08.300",
  "references": [
    {
      "url": "https://github.com/phachon/mm-wiki/issues/315",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/phachon/mm-wiki/issues/315",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "mm-wiki v0.2.1 was discovered to contain a cross-site scripting (XSS) vulnerability via the markdown editor."
    },
    {
      "lang": "es",
      "value": "Se ha detectado que mm-wiki versión v0.2.1, contiene una vulnerabilidad de tipo cross-site scripting (XSS) por medio del editor markdown."
    }
  ],
  "lastModified": "2026-06-17T04:03:39.987",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mm-wiki_project:mm-wiki:0.2.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B14C3277-7618-436B-B961-C0A2673B87CC"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}