{"id":"CVE-2020-23564","aliases":["EUVD-2020-16308","GHSA-hh33-x9h6-xp68"],"status":"published","title":"File Upload vulnerability in SEMCMS 3.9 allows remote attackers to run arbitrary code via...","description":"File Upload vulnerability in SEMCMS 3.9 allows remote attackers to run arbitrary code via SEMCMS_Upfile.php.","severity":{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01122,"percentile":0.66637,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2023-08-05T00:00:00Z","modified":"2026-06-17T03:04:49Z","products":[{"vendor":"sem-cms","product":"semcms"}],"references":[{"url":"https://github.com/a1ertx55/cmstest/blob/master/semcms.md","tags":["x_transferred","Exploit","Third Party Advisory"]},{"url":"https://github.com/a1ertx55/cmstest/blob/main/semcms.md","tags":["x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-23564"},{"url":"https://github.com/advisories/GHSA-hh33-x9h6-xp68"}],"sources":{"cve":[{"id":"CVE-2020-23564","description":"File Upload vulnerability in SEMCMS 3.9 allows remote attackers to run arbitrary code via SEMCMS_Upfile.php.","status":"published","published":"2023-08-05T00:00:00Z","modified":"2024-10-17T14:51:11.261Z","updated_at":"2026-11-02T14:35:49.209579Z"}],"euvd":[{"id":"EUVD-2020-16308","description":"File Upload vulnerability in SEMCMS 3.9 allows remote attackers to run arbitrary code via SEMCMS_Upfile.php.","status":"published","published":"2023-08-05T00:00:00Z","modified":"2024-10-17T14:51:11Z","updated_at":"2026-11-03T00:27:34.339903Z"}],"ghsa":[{"id":"GHSA-hh33-x9h6-xp68","title":"File Upload vulnerability in SEMCMS 3.9 allows remote attackers to run arbitrary code via...","description":"File Upload vulnerability in SEMCMS 3.9 allows remote attackers to run arbitrary code via SEMCMS_Upfile.php.","status":"published","published":"2023-08-05T03:30:19Z","modified":"2024-04-04T06:34:10Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:56:43.722866Z"}],"nvd":[{"id":"CVE-2020-23564","description":"File Upload vulnerability in SEMCMS 3.9 allows remote attackers to run arbitrary code via SEMCMS_Upfile.php.","status":"published","published":"2023-08-05T02:15:09.423Z","modified":"2026-06-17T03:04:49.043Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/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"}]}}