{"id":"CVE-2020-18114","aliases":["EUVD-2020-10043","GHSA-qgxp-9f76-rc2q"],"status":"published","title":"An arbitrary file upload vulnerability in the /uploads/dede component of DedeCMS V5.7SP2 allows...","description":"An arbitrary file upload vulnerability in the /uploads/dede component of DedeCMS V5.7SP2 allows attackers to upload a webshell in HTM format.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.01943,"percentile":0.80444,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2021-08-27T20:30:10Z","modified":"2026-06-17T02:59:09Z","products":[{"vendor":"dedecms","product":"dedecms"}],"references":[{"url":"https://blog.csdn.net/qq_36093477/article/details/86681178","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-18114"},{"url":"https://github.com/advisories/GHSA-qgxp-9f76-rc2q"}],"sources":{"cve":[{"id":"CVE-2020-18114","description":"An arbitrary file upload vulnerability in the /uploads/dede component of DedeCMS V5.7SP2 allows attackers to upload a webshell in HTM format.","status":"published","published":"2021-08-27T20:30:10Z","modified":"2024-08-04T14:00:48.793Z","updated_at":"2026-11-02T14:35:59.434367Z"}],"euvd":[{"id":"EUVD-2020-10043","description":"An arbitrary file upload vulnerability in the /uploads/dede component of DedeCMS V5.7SP2 allows attackers to upload a webshell in HTM format.","status":"published","published":"2021-08-27T20:30:10Z","modified":"2024-08-04T14:00:48Z","updated_at":"2026-11-03T03:07:26.951665Z"}],"ghsa":[{"id":"GHSA-qgxp-9f76-rc2q","title":"An arbitrary file upload vulnerability in the /uploads/dede component of DedeCMS V5.7SP2 allows...","description":"An arbitrary file upload vulnerability in the /uploads/dede component of DedeCMS V5.7SP2 allows attackers to upload a webshell in HTM format.","status":"published","published":"2022-05-24T19:12:21Z","modified":"2023-01-30T05:01:50Z","cwes":["CWE-434"],"updated_at":"2026-11-02T14:46:29.807452Z"}],"nvd":[{"id":"CVE-2020-18114","description":"An arbitrary file upload vulnerability in the /uploads/dede component of DedeCMS V5.7SP2 allows attackers to upload a webshell in HTM format.","status":"published","published":"2021-08-27T21:15:06.827Z","modified":"2026-06-17T02:59:09.747Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:06:45.704484Z"}]}}