{ "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": "2026-07-11T05:32:01.620Z" }, "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" } ], "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": "2026-07-11T05:32:01.620Z" }, "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" } ] } ] } }