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CVE-2021-37859

Estado: ModificadaMedia (6.1)—

Se ha corregido una omisión para una vulnerabilidad de tipo cross-site scripting reflejado que afectaba a las instancias de Mattermost habilitadas para OAuth

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)

Mattermost — Mattermost

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2021-37859",
  "cveTags": [],
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        "source": "nvd@nist.gov",
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          "baseScore": 4.3,
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          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
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          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
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        "acInsufInfo": false,
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  "published": "2021-08-05T20:15:09.533",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Fixed a bypass for a reflected cross-site scripting vulnerability affecting OAuth-enabled instances of Mattermost."
    },
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      "lang": "es",
      "value": "Se ha corregido una omisión para una vulnerabilidad de tipo cross-site scripting reflejado que afectaba a las instancias de Mattermost habilitadas para OAuth"
    }
  ],
  "lastModified": "2026-06-17T04:01:12.623",
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