FKIE_CVE-2019-5864

Vulnerability from fkie_nvd - Published: 2019-11-25 15:15 - Updated: 2026-06-17 02:38
Severity
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Summary
Insufficient data validation in CORS in Google Chrome prior to 76.0.3809.87 allowed an attacker who convinced a user to install a malicious extension to bypass content security policy via a crafted Chrome Extension.
References
chrome-cve-admin@google.comhttps://chromereleases.googleblog.com/2019/07/stable-channel-update-for-desktop_30.html
chrome-cve-admin@google.comhttps://crbug.com/936900
af854a3a-2127-422b-91ae-364da2661108https://chromereleases.googleblog.com/2019/07/stable-channel-update-for-desktop_30.html
af854a3a-2127-422b-91ae-364da2661108https://crbug.com/936900
Impacted products
Vendor Product Version
google chrome *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Chrome",
          "vendor": "Google",
          "versions": [
            {
              "lessThan": "76.0.3809.87",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "chrome-cve-admin@google.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "909F0CEC-7D71-4492-9276-CCE47398BBF3",
              "versionEndExcluding": "76.0.3809.87",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Insufficient data validation in CORS in Google Chrome prior to 76.0.3809.87 allowed an attacker who convinced a user to install a malicious extension to bypass content security policy via a crafted Chrome Extension."
    },
    {
      "lang": "es",
      "value": "Una comprobaci\u00f3n de datos insuficiente en CORS en Google Chrome versiones anteriores a 76.0.3809.87, permiti\u00f3 a un atacante, que convenci\u00f3 a un usuario para instalar una extensi\u00f3n maliciosa, omitir la pol\u00edtica de seguridad de contenido por medio de una Extensi\u00f3n de Chrome dise\u00f1ada."
    }
  ],
  "id": "CVE-2019-5864",
  "lastModified": "2026-06-17T02:38:20.930",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2019-11-25T15:15:36.607",
  "references": [
    {
      "source": "chrome-cve-admin@google.com",
      "url": "https://chromereleases.googleblog.com/2019/07/stable-channel-update-for-desktop_30.html"
    },
    {
      "source": "chrome-cve-admin@google.com",
      "url": "https://crbug.com/936900"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://chromereleases.googleblog.com/2019/07/stable-channel-update-for-desktop_30.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://crbug.com/936900"
    }
  ],
  "sourceIdentifier": "chrome-cve-admin@google.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        },
        {
          "lang": "en",
          "value": "CWE-863"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.