{"id":"CVE-2026-78079","aliases":["EUVD-2026-68523","GHSA-hvrr-jrcj-qqp5"],"status":"published","title":"Joomla Extension - joomshaper.com - Privileged File Upload Bypass via Content Spoofing in Helix Ultimate \u003c 2.2.10","description":"Joomla Extension - joomshaper.com - Open Redirect via Base64 Return Parameter in Helix Ultimate \u003c 2.2.10 - Return redirect parameters accepted arbitrary Base64 strings without verifying whether the resolved target was an internal site URL via Uri::isInternal.","severity":{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00406,"percentile":0.35096,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-601"],"published":"2026-08-31T13:52:47Z","modified":"2026-09-01T13:59:40Z","products":[{"vendor":"joomshaper.com","product":"helix ultimate extension for joomla"}],"references":[{"url":"https://www.joomshaper.com/joomla-templates/helixultimate","tags":["product"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-78079"},{"url":"https://github.com/advisories/GHSA-hvrr-jrcj-qqp5"}],"sources":{"cve":[{"id":"CVE-2026-78079","title":"Joomla Extension - joomshaper.com - Privileged File Upload Bypass via Content Spoofing in Helix Ultimate \u003c 2.2.10","description":"Joomla Extension - joomshaper.com - Open Redirect via Base64 Return Parameter in Helix Ultimate \u003c 2.2.10 - Return redirect parameters accepted arbitrary Base64 strings without verifying whether the resolved target was an internal site URL via Uri::isInternal.","status":"published","published":"2026-08-31T13:52:47.148Z","modified":"2026-09-01T13:59:40.324Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T13:34:48.658051Z"}],"euvd":[{"id":"EUVD-2026-68523","description":"Joomla Extension - joomshaper.com - Open Redirect via Base64 Return Parameter in Helix Ultimate \u003c 2.2.10 - Return redirect parameters accepted arbitrary Base64 strings without verifying whether the resolved target was an internal site URL via Uri::isInternal.","status":"published","published":"2026-08-31T13:52:47Z","modified":"2026-09-01T13:59:40Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T18:01:18.76029Z"}],"ghsa":[{"id":"GHSA-hvrr-jrcj-qqp5","title":"Joomla Extension - joomshaper.com - Open Redirect via Base64 Return Parameter in Helix Ultimate \u003c...","description":"Joomla Extension - joomshaper.com - Open Redirect via Base64 Return Parameter in Helix Ultimate \u003c 2.2.10 - Return redirect parameters accepted arbitrary Base64 strings without verifying whether the resolved target was an internal site URL via Uri::isInternal.","status":"published","published":"2026-08-31T15:34:45Z","modified":"2026-08-31T15:34:46Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/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:X/R:X/V:X/RE:X/U:X","level":"medium"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T15:11:11.297642Z"}],"nvd":[{"id":"CVE-2026-78079","description":"Joomla Extension - joomshaper.com - Open Redirect via Base64 Return Parameter in Helix Ultimate \u003c 2.2.10 - Return redirect parameters accepted arbitrary Base64 strings without verifying whether the resolved target was an internal site URL via Uri::isInternal.","status":"published","published":"2026-08-31T14:17:24.397Z","modified":"2026-08-31T19:33:11.197Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/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:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T14:12:42.691315Z"}]}}