{"id":"CVE-2020-21861","aliases":["EUVD-2020-14627","GHSA-cxvj-gmrx-gjv8"],"status":"published","title":"File upload vulnerability in DuxCMS 2.1 allows attackers to execute arbitrary php code via duxcms...","description":"File upload vulnerability in DuxCMS 2.1 allows attackers to execute arbitrary php code via duxcms/AdminUpload/upload.","severity":{"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","from":"nvd"},"epss":{"day":"2026-11-11","score":0.0071,"percentile":0.53977,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2023-07-06T00:00:00Z","modified":"2026-06-17T03:03:57Z","products":[{"vendor":"duxcms_project","product":"duxcms"}],"references":[{"url":"https://gitee.com/annyshow/DuxCMS2.1/issues/I182Y4","tags":["x_transferred","Exploit","Issue Tracking","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-21861"},{"url":"https://github.com/advisories/GHSA-cxvj-gmrx-gjv8"}],"sources":{"cve":[{"id":"CVE-2020-21861","description":"File upload vulnerability in DuxCMS 2.1 allows attackers to execute arbitrary php code via duxcms/AdminUpload/upload.","status":"published","published":"2023-07-06T00:00:00Z","modified":"2024-11-21T14:49:56.726Z","updated_at":"2026-11-02T14:35:48.854892Z"}],"euvd":[{"id":"EUVD-2020-14627","description":"File upload vulnerability in DuxCMS 2.1 allows attackers to execute arbitrary php code via duxcms/AdminUpload/upload.","status":"published","published":"2023-07-06T00:00:00Z","modified":"2024-11-21T14:49:56Z","updated_at":"2026-11-03T00:04:52.909214Z"}],"ghsa":[{"id":"GHSA-cxvj-gmrx-gjv8","title":"File upload vulnerability in DuxCMS 2.1 allows attackers to execute arbitrary php code via duxcms...","description":"File upload vulnerability in DuxCMS 2.1 allows attackers to execute arbitrary php code via duxcms/AdminUpload/upload.","status":"published","published":"2023-07-06T15:30:33Z","modified":"2024-04-04T05:26:36Z","cvss":[{"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":"2026-11-02T14:56:32.215105Z"}],"nvd":[{"id":"CVE-2020-21861","description":"File upload vulnerability in DuxCMS 2.1 allows attackers to execute arbitrary php code via duxcms/AdminUpload/upload.","status":"published","published":"2023-07-06T14:15:10.02Z","modified":"2026-06-17T03:03:57.9Z","cvss":[{"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":"2026-11-02T14:06:47.910346Z"}]}}