{"id":"CVE-2026-100747","aliases":["EUVD-2026-87930","GHSA-cgxg-f4wg-xm8f"],"status":"published","title":"Joomla Extension - svenbluege.de - CSRF in image upload in Event Gallery extension \u003c 6.5.0","description":"Joomla Extension - svenbluege.de - CSRF in image upload in Event Gallery extension \u003c 6.5.0 - Due to lack of an CSRF token check, a third-party site can upload files to an event and overwrite existing files with the same name.","severity":{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.00109,"percentile":0.01216,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-352"],"published":"2026-09-27T11:50:07Z","modified":"2026-10-20T21:30:37Z","products":[{"vendor":"svenbluege","product":"event_gallery"},{"vendor":"svenbluege.de","product":"event gallery for joomla"}],"references":[{"url":"https://www.svenbluege.de/","tags":["product","Product"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-100747"},{"url":"https://www.svenbluege.de"},{"url":"https://github.com/advisories/GHSA-cgxg-f4wg-xm8f"}],"sources":{"cve":[{"id":"CVE-2026-100747","title":"Joomla Extension - svenbluege.de - CSRF in image upload in Event Gallery extension \u003c 6.5.0","description":"Joomla Extension - svenbluege.de - CSRF in image upload in Event Gallery extension \u003c 6.5.0 - Due to lack of an CSRF token check, a third-party site can upload files to an event and overwrite existing files with the same name.","status":"published","published":"2026-09-27T11:50:07.882Z","modified":"2026-09-30T15:12:55.15Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:20:06.562031Z"}],"euvd":[{"id":"EUVD-2026-87930","description":"Joomla Extension - svenbluege.de - CSRF in image upload in Event Gallery extension \u003c 6.5.0 - Due to lack of an CSRF token check, a third-party site can upload files to an event and overwrite existing files with the same name.","status":"published","published":"2026-09-27T11:50:07Z","modified":"2026-09-30T15:12:55Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T17:27:49.016334Z"}],"ghsa":[{"id":"GHSA-cgxg-f4wg-xm8f","title":"Joomla Extension - svenbluege.de - CSRF in image upload in Event Gallery extension \u003c 6.5.0 - Due...","description":"Joomla Extension - svenbluege.de - CSRF in image upload in Event Gallery extension \u003c 6.5.0 - Due to lack of an CSRF token check, a third-party site can upload files to an event and overwrite existing files with the same name.","status":"published","published":"2026-09-27T12:30:21Z","modified":"2026-10-20T21:30:37Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium"},{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/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-352"],"updated_at":"2026-11-02T15:14:04.750771Z"}],"nvd":[{"id":"CVE-2026-100747","description":"Joomla Extension - svenbluege.de - CSRF in image upload in Event Gallery extension \u003c 6.5.0 - Due to lack of an CSRF token check, a third-party site can upload files to an event and overwrite existing files with the same name.","status":"published","published":"2026-09-27T12:17:10.557Z","modified":"2026-10-20T20:06:03.643Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/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"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:12:52.081323Z"}]}}