CVE-2026-66489 (GCVE-0-2026-66489)

Vulnerability from cvelistv5 – Published: 2026-07-29 13:55 – Updated: 2026-07-29 13:55
VLAI
Title
Joomla Extension - balbooa.com - Various unauthenticated file system disclosure in Gridbox < 2.20.2
Summary
Joomla Extension - balbooa.com - Various unauthenticated file system disclosure in Gridbox < 2.20.2
Severity
No CVSS data available.
Assigner
References
Impacted products
Credits
Phil Taylor
Show details on NVD website
To clipboard 

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  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "packageName": "com_gridbox",
          "product": "Gridbox extension for Joomla",
          "vendor": "balbooa.com",
          "versions": [
            {
              "status": "affected",
              "version": "1.0.0-2.20.1"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Phil Taylor"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Joomla Extension - balbooa.com - Various unauthenticated file system disclosure in Gridbox \u003c 2.20.2"
            }
          ],
          "value": "Joomla Extension - balbooa.com - Various unauthenticated file system disclosure in Gridbox \u003c 2.20.2"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-29T13:55:28.801Z",
        "orgId": "6ff30186-7fb7-4ad9-be33-533e7b05e586",
        "shortName": "Joomla"
      },
      "references": [
        {
          "tags": [
            "product"
          ],
          "url": "https://www.balbooa.com/gridbox"
        },
        {
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://mysites.guru/blog/gridbox-23-critical-vulnerabilities/"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Joomla Extension - balbooa.com - Various unauthenticated file system disclosure in Gridbox \u003c 2.20.2",
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "6ff30186-7fb7-4ad9-be33-533e7b05e586",
    "assignerShortName": "Joomla",
    "cveId": "CVE-2026-66489",
    "datePublished": "2026-07-29T13:55:28.801Z",
    "dateReserved": "2026-07-27T12:46:59.195Z",
    "dateUpdated": "2026-07-29T13:55:28.801Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-66489",
      "date": "2026-07-30",
      "epss": "0.00145",
      "percentile": "0.0428"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-66489\",\"sourceIdentifier\":\"security@joomla.org\",\"published\":\"2026-07-29T14:16:34.270\",\"lastModified\":\"2026-07-29T14:16:34.270\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Joomla Extension - balbooa.com - Various unauthenticated file system disclosure in Gridbox \u003c 2.20.2\"}],\"affected\":[{\"source\":\"security@joomla.org\",\"affectedData\":[{\"vendor\":\"balbooa.com\",\"product\":\"Gridbox extension for Joomla\",\"defaultStatus\":\"unaffected\",\"packageName\":\"com_gridbox\",\"versions\":[{\"version\":\"1.0.0-2.20.1\",\"status\":\"affected\"}]}]}],\"metrics\":{},\"references\":[{\"url\":\"https://mysites.guru/blog/gridbox-23-critical-vulnerabilities/\",\"source\":\"security@joomla.org\"},{\"url\":\"https://www.balbooa.com/gridbox\",\"source\":\"security@joomla.org\"}]}}"
  }
}



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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

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.