{"id":"CVE-2026-63048","state":"PUBLISHED","title":"Joomla Extension - joomlack.fr - Improper access control in Page Builder CK 1.0.0-3.1.2, 3.4.0-3.4.11, 3.5.0-3.6.2","description":"Joomla Extension - joomlack.fr - Improper access control in Page Builder CK 1.0.0-3.1.2, 3.4.0-3.4.11, 3.5.0-3.6.2 - The Joomla extension Page Builder CK is vulnerable to an authenticated arbitrary file upload, leading to RCE.","publishedAt":"2026-07-22T07:15:25.988Z","updatedAt":"2026-08-26T22:30:17.573Z","severity":{"score":9.4,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","source":"Joomla"},"assigner":"Joomla","products":["joomlack.fr Page Builder CK extension for Joomla"],"affected":[{"vendor":"joomlack.fr","product":"Page Builder CK extension for Joomla","defaultStatus":"unaffected","versions":[{"version":"1.0.0-3.1.2","status":"affected"},{"version":"3.4.0-3.4.11","status":"affected"},{"version":"3.5.0-3.6.2","status":"affected"}]}],"references":["https://www.joomlack.fr/"],"weaknesses":["CWE-434"],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/63xxx/CVE-2026-63048.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-63048","state":"PUBLISHED","datePublished":"2026-07-22T07:15:25.988Z","dateUpdated":"2026-08-26T22:30:17.573Z","assignerShortName":"Joomla","assignerOrgId":"6ff30186-7fb7-4ad9-be33-533e7b05e586","dateReserved":"2026-07-15T08:12:23.736Z"},"containers":{"cna":{"title":"Joomla Extension - joomlack.fr - Improper access control in Page Builder CK 1.0.0-3.1.2, 3.4.0-3.4.11, 3.5.0-3.6.2","descriptions":[{"lang":"en","value":"Joomla Extension - joomlack.fr - Improper access control in Page Builder CK 1.0.0-3.1.2, 3.4.0-3.4.11, 3.5.0-3.6.2 - The Joomla extension Page Builder CK is vulnerable to an authenticated arbitrary file upload, leading to RCE."}],"affected":[{"vendor":"joomlack.fr","product":"Page Builder CK extension for Joomla","defaultStatus":"unaffected","versions":[{"version":"1.0.0-3.1.2","status":"affected"},{"version":"3.4.0-3.4.11","status":"affected"},{"version":"3.5.0-3.6.2","status":"affected"}]}],"references":[{"url":"https://www.joomlack.fr/","tags":["product"]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":9.4,"baseSeverity":"CRITICAL","exploitMaturity":"NOT_DEFINED","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"HIGH","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","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":{"shortName":"Joomla","orgId":"6ff30186-7fb7-4ad9-be33-533e7b05e586","dateUpdated":"2026-08-26T22:30:17.573Z"},"credits":[{"lang":"en","type":"finder","value":"Phil Taylor, mysites.guru"}],"impacts":[{"capecId":"CAPEC-242","descriptions":[{"lang":"en","value":"CAPEC-242: Code Injection"}]}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-22T12:50:10.276922Z","id":"CVE-2026-63048","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-22T12:50:19.784Z"}}]}}}