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CVE-2024-21910

Estado: ModificadaMedia (6.1)—

TinyMCE versions before 5.10.0 are affected by a cross-site scripting vulnerability. A remote and unauthenticated attacker could introduce crafted image or link URLs that would result in the execution of arbitrary JavaScript in an editing user's browser.

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)

Tiny — Tinymce

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2024-21910",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-21910",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-01-09T20:43:59.537981Z"
        }
      }
    ],
    "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
      },
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "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": "disclosure@vulncheck.com",
      "affectedData": [
        {
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "5.10.0",
              "versionType": "semver 2.0.0"
            }
          ],
          "packageURL": "pkg:nuget/TinyMCE",
          "packageName": "TinyMCE",
          "collectionURL": "https://nuget.org/packages",
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2024-01-03T16:15:09.090",
  "references": [
    {
      "url": "https://github.com/advisories/GHSA-r8hm-w5f7-wj39",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://github.com/jazzband/django-tinymce/issues/366",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://github.com/jazzband/django-tinymce/releases/tag/3.4.0",
      "tags": [
        "Release Notes"
      ],
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://github.com/tinymce/tinymce/security/advisories/GHSA-r8hm-w5f7-wj39",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://pypi.org/project/django-tinymce/3.4.0/",
      "tags": [
        "Release Notes"
      ],
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://vulncheck.com/advisories/vc-advisory-GHSA-r8hm-w5f7-wj39",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://github.com/advisories/GHSA-r8hm-w5f7-wj39",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/jazzband/django-tinymce/issues/366",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/jazzband/django-tinymce/releases/tag/3.4.0",
      "tags": [
        "Release Notes"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/tinymce/tinymce/security/advisories/GHSA-r8hm-w5f7-wj39",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://pypi.org/project/django-tinymce/3.4.0/",
      "tags": [
        "Release Notes"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://vulncheck.com/advisories/vc-advisory-GHSA-r8hm-w5f7-wj39",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "disclosure@vulncheck.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "TinyMCE versions before 5.10.0 are affected by a cross-site scripting vulnerability. A remote and unauthenticated attacker could introduce crafted image or link URLs that would result in the execution of arbitrary JavaScript in an editing user's browser."
    },
    {
      "lang": "es",
      "value": "Las versiones de TinyMCE anteriores a la 5.10.0 se ven afectadas por una vulnerabilidad de cross site scripting. Un atacante remoto y no autenticado podría introducir imágenes manipuladas o URL de enlaces que darían como resultado la ejecución de JavaScript arbitrario en el navegador de un usuario que esté editando."
    }
  ],
  "lastModified": "2026-07-14T23:17:14.457",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:tiny:tinymce:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1CDEC000-8A31-496B-9137-F71208146F9D",
              "versionEndExcluding": "5.10.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "disclosure@vulncheck.com"
}