{"id":"CVE-2020-20979","aliases":["EUVD-2020-13758","GHSA-r2wm-99x8-326h"],"status":"published","title":"An arbitrary file upload vulnerability in the move_uploaded_file() function of LJCMS v4.3 allows...","description":"An arbitrary file upload vulnerability in the move_uploaded_file() function of LJCMS v4.3 allows attackers to execute arbitrary code.","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":"2026-11-11","score":0.01603,"percentile":0.76154,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2021-08-12T14:49:20Z","modified":"2026-06-17T03:03:29Z","products":[{"vendor":"8cms","product":"ljcms"}],"references":[{"url":"https://github.com/0xyu/PHP_Learning/issues/2","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-20979"},{"url":"https://github.com/advisories/GHSA-r2wm-99x8-326h"}],"sources":{"cve":[{"id":"CVE-2020-20979","description":"An arbitrary file upload vulnerability in the move_uploaded_file() function of LJCMS v4.3 allows attackers to execute arbitrary code.","status":"published","published":"2021-08-12T14:49:20Z","modified":"2024-08-04T14:22:25.55Z","updated_at":"2026-11-02T14:35:45.763329Z"}],"euvd":[{"id":"EUVD-2020-13758","description":"An arbitrary file upload vulnerability in the move_uploaded_file() function of LJCMS v4.3 allows attackers to execute arbitrary code.","status":"published","published":"2021-08-12T14:49:20Z","modified":"2024-08-04T14:22:25Z","updated_at":"2026-11-03T03:07:24.233243Z"}],"ghsa":[{"id":"GHSA-r2wm-99x8-326h","title":"An arbitrary file upload vulnerability in the move_uploaded_file() function of LJCMS v4.3 allows...","description":"An arbitrary file upload vulnerability in the move_uploaded_file() function of LJCMS v4.3 allows attackers to execute arbitrary code.","status":"published","published":"2022-05-24T19:10:57Z","modified":"2023-01-30T05:01:29Z","cwes":["CWE-434"],"updated_at":"2026-11-02T14:46:25.569206Z"}],"nvd":[{"id":"CVE-2020-20979","description":"An arbitrary file upload vulnerability in the move_uploaded_file() function of LJCMS v4.3 allows attackers to execute arbitrary code.","status":"published","published":"2021-08-12T15:15:07.47Z","modified":"2026-06-17T03:03:29.103Z","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":"2026-11-02T14:06:44.292752Z"}]}}