{"id":"CVE-2026-117551","aliases":["EUVD-2026-124608","GHSA-px9q-qw3v-wg6c"],"status":"published","title":"Joomla Extension - jdownloads.com - RCE through file upload in jDownloads \u003c 4.1.8","description":"Joomla Extension - jdownloads.com - RCE through file upload in jDownloads \u003c 4.1.8 -  Insufficient validation of frontend thumbnail uploads allowed users with upload permission to place executable files on the server. This results in PHP code execution.","severity":{"version":"4.0","score":10,"vector":"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","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-14","score":0.00442,"percentile":0.38953,"model":"v2026.06.15"},"buzz":{"score":0.93,"authors":2},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-434"],"published":"2026-11-12T17:58:35Z","modified":"2026-11-13T04:38:20Z","exploits":[{"source":"pocgithub","id":"fixedbyreboot/CVE-2026-117551-POC","title":"fixedbyreboot/CVE-2026-117551-POC","date":"2026-11-14","url":"https://github.com/fixedbyreboot/CVE-2026-117551-POC"}],"products":[{"vendor":"dj-extensions.com","product":"jdownloads extension for joomla"},{"vendor":"jdownloads.com","product":"jdownloads extension for joomla"}],"references":[{"url":"https://www.jdownloads.com/","tags":["product"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-117551"},{"url":"https://www.jdownloads.com"},{"url":"https://github.com/advisories/GHSA-px9q-qw3v-wg6c"}],"sources":{"cve":[{"id":"CVE-2026-117551","title":"Joomla Extension - jdownloads.com - RCE through file upload in jDownloads \u003c 4.1.8","description":"Joomla Extension - jdownloads.com - RCE through file upload in jDownloads \u003c 4.1.8 -  Insufficient validation of frontend thumbnail uploads allowed users with upload permission to place executable files on the server. This results in PHP code execution.","status":"published","published":"2026-11-12T17:58:35.141Z","modified":"2026-11-13T04:38:20.964Z","cvss":[{"version":"4.0","score":10,"vector":"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","level":"critical","assessor":"cna"}],"cwes":["CWE-434"],"updated_at":"2026-11-12T18:46:15.045974Z"}],"euvd":[{"id":"EUVD-2026-124608","description":"Joomla Extension - jdownloads.com - RCE through file upload in jDownloads \u003c 4.1.8 -  Insufficient validation of frontend thumbnail uploads allowed users with upload permission to place executable files on the server. This results in PHP code execution.","status":"published","published":"2026-11-12T17:58:35Z","modified":"2026-11-13T04:38:20Z","cvss":[{"version":"4.0","score":10,"vector":"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","level":"critical"}],"updated_at":"2026-11-12T20:34:57.698698Z"}],"ghsa":[{"id":"GHSA-px9q-qw3v-wg6c","title":"Joomla Extension - jdownloads.com - RCE through file upload in jDownloads \u003c 4.1.8 -  Insufficient...","description":"Joomla Extension - jdownloads.com - RCE through file upload in jDownloads \u003c 4.1.8 -  Insufficient validation of frontend thumbnail uploads allowed users with upload permission to place executable files on the server. This results in PHP code execution.","status":"published","published":"2026-11-12T18:31:49Z","modified":"2026-11-12T18:31:50Z","cvss":[{"version":"4.0","score":10,"vector":"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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:X/RE:X/U:X","level":"critical"}],"cwes":["CWE-434"],"updated_at":"2026-11-12T18:42:37.941061Z"}],"nvd":[{"id":"CVE-2026-117551","description":"Joomla Extension - jdownloads.com - RCE through file upload in jDownloads \u003c 4.1.8 -  Insufficient validation of frontend thumbnail uploads allowed users with upload permission to place executable files on the server. This results in PHP code execution.","status":"published","published":"2026-11-12T18:17:15.813Z","modified":"2026-11-12T22:18:33.26Z","cvss":[{"version":"4.0","score":10,"vector":"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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:X/RE:X/U:X","level":"critical","assessor":"secondary"}],"cwes":["CWE-434"],"updated_at":"2026-11-12T19:32:19.894551Z"}]}}