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CVE-2024-28242

Estado: AnalizadaAlta (7.5)—

Discourse is an open source platform for community discussion. In affected versions an attacker can learn that secret categories exist when they have backgrounds set. The issue is patched in the latest stable, beta and tests-passed version of Discourse. Users are advised to upgrade. Users unable to upgrade should temporarily remove category backgrounds.

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)

Discourse — Discourse

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2024-28242",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-28242",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-03-18T15:05:16.606591Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "security-advisories@github.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 3.9
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "security-advisories@github.com",
      "affectedData": [
        {
          "vendor": "discourse",
          "product": "discourse",
          "versions": [
            {
              "status": "affected",
              "version": "stable <= 3.2.0"
            },
            {
              "status": "affected",
              "version": "beta <= 3.3.0.beta1"
            },
            {
              "status": "affected",
              "version": "tests-passed <= 3.3.0.beta1"
            }
          ]
        }
      ]
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "affectedData": [
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            "cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:*"
          ],
          "vendor": "discourse",
          "product": "discourse",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "3.2.0"
            },
            {
              "status": "affected",
              "version": "beta",
              "versionType": "custom",
              "lessThanOrEqual": "3.3.0.beta1"
            },
            {
              "status": "affected",
              "version": "tests-passed",
              "versionType": "custom",
              "lessThanOrEqual": "3.3.0.beta1"
            }
          ],
          "defaultStatus": "unknown"
        }
      ]
    }
  ],
  "published": "2024-03-15T20:15:09.587",
  "references": [
    {
      "url": "https://github.com/discourse/discourse/commit/b425fbc2a28341a5627928f963519006712c3d39",
      "tags": [
        "Patch"
      ],
      "source": "security-advisories@github.com"
    },
    {
      "url": "https://github.com/discourse/discourse/security/advisories/GHSA-c7q7-7f6q-2c23",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "security-advisories@github.com"
    },
    {
      "url": "https://github.com/discourse/discourse/commit/b425fbc2a28341a5627928f963519006712c3d39",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/discourse/discourse/security/advisories/GHSA-c7q7-7f6q-2c23",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security-advisories@github.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Discourse is an open source platform for community discussion. In affected versions an attacker can learn that secret categories exist when they have backgrounds set. The issue is patched in the latest stable, beta and tests-passed version of Discourse. Users are advised to upgrade. Users unable to upgrade should temporarily remove category backgrounds."
    },
    {
      "lang": "es",
      "value": "Discourse es una plataforma de código abierto para el debate comunitario. En las versiones afectadas, un atacante puede descubrir que existen categorías secretas cuando tienen fondos configurados. El problema está solucionado en la última versión estable, beta y probada de Discourse. Se recomienda a los usuarios que actualicen. Los usuarios que no puedan actualizar deben eliminar temporalmente los fondos de las categorías."
    }
  ],
  "lastModified": "2026-06-17T07:21:14.950",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:discourse:discourse:*:*:*:*:stable:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "686BF2DC-5ED7-4852-BE53-206E0597E5BD",
              "versionEndExcluding": "3.2.0"
            },
            {
              "criteria": "cpe:2.3:a:discourse:discourse:*:*:*:*:beta:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4EBDB0A9-6C68-4FC5-81CD-5E1B042DD60C",
              "versionEndExcluding": "3.3.0"
            },
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              "vulnerable": true,
              "matchCriteriaId": "33E66553-1642-4FA1-8ADD-0CEE93130999"
            },
            {
              "criteria": "cpe:2.3:a:discourse:discourse:3.3.0:beta1:*:*:beta:*:*:*",
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              "matchCriteriaId": "4FE1C6B5-D21B-46CC-A889-EECE10A7130A"
            }
          ],
          "operator": "OR"
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  "sourceIdentifier": "security-advisories@github.com"
}