{"id":"CVE-2026-21625","aliases":["EUVD-2026-2937","GHSA-9ff2-h59x-3rvx"],"status":"published","title":"Extension - stackideas.com - Lack of mime type validation in EasyDiscuss component 1.0.0-5.0.15 for Joomla","description":"User provided uploads to the Easy Discuss component for Joomla aren't properly validated. Uploads are purely checked by file extensions, no mime type checks are happening.","severity":{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00385,"percentile":0.33014,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2026-01-16T15:06:15Z","modified":"2026-06-17T10:18:49Z","products":[{"vendor":"stackideas","product":"easydiscuss"},{"vendor":"stackideas.com","product":"easydiscuss extension for joomla"}],"references":[{"url":"https://stackideas.com/easydiscuss","tags":["product","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21625"},{"url":"https://github.com/advisories/GHSA-9ff2-h59x-3rvx"}],"sources":{"cve":[{"id":"CVE-2026-21625","title":"Extension - stackideas.com - Lack of mime type validation in EasyDiscuss component 1.0.0-5.0.15 for Joomla","description":"User provided uploads to the Easy Discuss component for Joomla aren't properly validated. Uploads are purely checked by file extensions, no mime type checks are happening.","status":"published","published":"2026-01-16T15:06:15.596Z","modified":"2026-01-16T15:35:53.746Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:L","level":"medium","assessor":"cna"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T13:41:53.237769Z"}],"euvd":[{"id":"EUVD-2026-2937","description":"User provided uploads to the Easy Discuss component for Joomla aren't properly validated. Uploads are purely checked by file extensions, no mime type checks are happening.","status":"published","published":"2026-01-16T15:06:15Z","modified":"2026-01-16T15:35:53Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:L","level":"medium"}],"updated_at":"2026-11-02T19:48:50.882066Z"}],"ghsa":[{"id":"GHSA-9ff2-h59x-3rvx","title":"User provided uploads to the Easy Discuss component for Joomla aren't properly validated. Uploads...","description":"User provided uploads to the Easy Discuss component for Joomla aren't properly validated. Uploads are purely checked by file extensions, no mime type checks are happening.","status":"published","published":"2026-01-16T15:31:26Z","modified":"2026-01-30T21:31:22Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:L/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"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T15:05:59.660813Z"}],"nvd":[{"id":"CVE-2026-21625","description":"User provided uploads to the Easy Discuss component for Joomla aren't properly validated. Uploads are purely checked by file extensions, no mime type checks are happening.","status":"published","published":"2026-01-16T15:15:55.017Z","modified":"2026-06-17T10:18:49.773Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:L/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":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:12:04.066712Z"}]}}