{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-48939",
        "assignerOrgId": "6ff30186-7fb7-4ad9-be33-533e7b05e586",
        "state": "PUBLISHED",
        "assignerShortName": "Joomla",
        "dateReserved": "2026-05-26T16:47:13.549Z",
        "datePublished": "2026-06-20T11:56:50.752Z",
        "dateUpdated": "2026-08-12T13:58:34.869Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "defaultStatus": "unaffected",
                    "product": "iCagenda extension for Joomla",
                    "vendor": "icagenda.com",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "3.2.1-4.0.7"
                        }
                    ]
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "type": "finder",
                    "value": "Phil Taylor, mysites.guru"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "type": "text/html",
                            "value": "A vulnerability in the iCagenda extension for Joomla allows the upload of arbitrary files in the file attachment feature, ultimately resulting in PHP code upload and execution."
                        }
                    ],
                    "value": "A vulnerability in the iCagenda extension for Joomla allows the upload of arbitrary files in the file attachment feature, ultimately resulting in PHP code upload and execution."
                }
            ],
            "impacts": [
                {
                    "capecId": "CAPEC-242",
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "CAPEC-242: Code Injection"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "Automatable": "YES",
                        "Recovery": "NOT_DEFINED",
                        "Safety": "NOT_DEFINED",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "attackVector": "NETWORK",
                        "baseScore": 10,
                        "baseSeverity": "CRITICAL",
                        "exploitMaturity": "ATTACKED",
                        "privilegesRequired": "NONE",
                        "providerUrgency": "RED",
                        "subAvailabilityImpact": "HIGH",
                        "subConfidentialityImpact": "HIGH",
                        "subIntegrityImpact": "HIGH",
                        "userInteraction": "NONE",
                        "valueDensity": "NOT_DEFINED",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/AU:Y/U:Red",
                        "version": "4.0",
                        "vulnAvailabilityImpact": "HIGH",
                        "vulnConfidentialityImpact": "HIGH",
                        "vulnIntegrityImpact": "HIGH",
                        "vulnerabilityResponseEffort": "NOT_DEFINED"
                    },
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ]
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-434",
                            "description": "CWE-434: Unrestricted Upload of File with Dangerous Type",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "6ff30186-7fb7-4ad9-be33-533e7b05e586",
                "shortName": "Joomla",
                "dateUpdated": "2026-08-12T13:58:34.869Z"
            },
            "references": [
                {
                    "tags": [
                        "product"
                    ],
                    "url": "https://www.icagenda.com/"
                }
            ],
            "source": {
                "discovery": "UNKNOWN"
            },
            "title": "Joomla Extension - icagenda.com - Remote Code Execution in iCaganda extension for Joomla < 4.0.8/3.9.15",
            "x_generator": {
                "engine": "Vulnogram 0.1.0-dev"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-06-24T00:00:00+00:00",
                                "options": [
                                    {
                                        "Exploitation": "active"
                                    },
                                    {
                                        "Automatable": "yes"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3",
                                "id": "CVE-2026-48939"
                            }
                        }
                    },
                    {
                        "other": {
                            "type": "kev",
                            "content": {
                                "dateAdded": "2026-07-10",
                                "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-48939"
                            }
                        }
                    }
                ],
                "references": [
                    {
                        "url": "https://mysites.guru/blog/icagenda-zero-day-file-upload-rce/",
                        "tags": [
                            "third-party-advisory"
                        ]
                    },
                    {
                        "url": "https://www.icagenda.com/docs/changelog/icagenda-3-9-15",
                        "tags": [
                            "patch"
                        ]
                    },
                    {
                        "url": "https://www.icagenda.com/docs/changelog/icagenda-4-0-8",
                        "tags": [
                            "patch"
                        ]
                    },
                    {
                        "url": "https://github.com/Polosss/By-Poloss..-..CVE-2026-48939",
                        "tags": [
                            "exploit"
                        ]
                    },
                    {
                        "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-48939",
                        "tags": [
                            "government-resource"
                        ]
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-07-11T03:55:13.871Z"
                },
                "timeline": [
                    {
                        "time": "2026-07-10T00:00:00.000Z",
                        "lang": "en",
                        "value": "CVE-2026-48939 added to CISA KEV"
                    }
                ]
            }
        ]
    }
}