CVE-2015-7773

Status: ModifiedMedium (6.5)—

Unrestricted file upload vulnerability in the Panel component in Bastian Allgeier Kirby before 2.1.2 allows remote authenticated users to execute arbitrary PHP code by uploading a file that lacks an extension, and then renaming this file to have a .php extension.

CVSS

Version: 2.0
Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P
Base score: 6.5

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 1.26%
Percentile among all scored CVEs: 69
Score date: 10/7/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Bastian Allgeier — Kirby

CWEs

NVD-CWE-Other

References

Raw JSON (NVD)

Show

{
  "id": "CVE-2015-7773",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "vultures@jpcert.or.jp",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2015-11-20T03:59:02.843",
  "references": [
    {
      "url": "http://getkirby.com/changelog/kirby-2-1-2",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "vultures@jpcert.or.jp"
    },
    {
      "url": "http://jvn.jp/en/jp/JVN34780384/index.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "vultures@jpcert.or.jp"
    },
    {
      "url": "http://jvndb.jvn.jp/jvndb/JVNDB-2015-000182",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "vultures@jpcert.or.jp"
    },
    {
      "url": "http://getkirby.com/changelog/kirby-2-1-2",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://jvn.jp/en/jp/JVN34780384/index.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://jvndb.jvn.jp/jvndb/JVNDB-2015-000182",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Unrestricted file upload vulnerability in the Panel component in Bastian Allgeier Kirby before 2.1.2 allows remote authenticated users to execute arbitrary PHP code by uploading a file that lacks an extension, and then renaming this file to have a .php extension."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de carga de archivos sin restricciones en el componente Panel en Bastian Allgeier Kirby en versiones anteriores a 2.1.2 permite a usuarios remotos autenticados ejecutar código PHP arbitrario mediante la subida de un archivo que carece de una extensión, y luego renombrar este archivo para tener una extensión .php."
    }
  ],
  "lastModified": "2026-06-17T00:33:06.747",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:bastian_allgeier:kirby:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A3CFB45A-E4A1-4A06-B6CB-209E16612991",
              "versionEndIncluding": "2.1.1"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "evaluatorComment": "<a href=\"http://cwe.mitre.org/data/definitions/434.html\">CWE-434: Unrestricted Upload of File with Dangerous Type</a>",
  "sourceIdentifier": "vultures@jpcert.or.jp"
}