{"id":"CVE-2020-28063","aliases":["EUVD-2020-20551","GHSA-mqr6-pj42-6cfh"],"status":"published","title":"A file upload issue exists in all versions of ArticleCMS which allows malicious users to getshell.","description":"A file upload issue exists in all versions of ArticleCMS which allows malicious users to getshell.","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":"2026-11-08","score":0.01292,"percentile":0.70478,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2021-05-13T14:07:35Z","modified":"2026-06-17T03:10:05Z","products":[{"vendor":"articlecms_project","product":"articlecms"}],"references":[{"url":"https://github.com/woider/ArticleCMS/issues/8","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-28063"},{"url":"https://github.com/advisories/GHSA-mqr6-pj42-6cfh"}],"sources":{"cve":[{"id":"CVE-2020-28063","description":"A file upload issue exists in all versions of ArticleCMS which allows malicious users to getshell.","status":"published","published":"2021-05-13T14:07:35Z","modified":"2024-08-04T16:33:56.913Z","updated_at":"2026-11-02T14:35:57.017407Z"}],"euvd":[{"id":"EUVD-2020-20551","description":"A file upload issue exists in all versions of ArticleCMS which allows malicious users to getshell.","status":"published","published":"2021-05-13T14:07:35Z","modified":"2024-08-04T16:33:56Z","updated_at":"2026-11-03T03:07:10.69897Z"}],"ghsa":[{"id":"GHSA-mqr6-pj42-6cfh","title":"A file upload issue exists in all versions of ArticleCMS which allows malicious users to getshell.","description":"A file upload issue exists in all versions of ArticleCMS which allows malicious users to getshell.","status":"published","published":"2022-05-24T19:02:21Z","modified":"2023-01-29T05:06:15Z","cwes":["CWE-434"],"updated_at":"2026-11-02T14:45:59.056416Z"}],"nvd":[{"id":"CVE-2020-28063","description":"A file upload issue exists in all versions of ArticleCMS which allows malicious users to getshell.","status":"published","published":"2021-05-13T15:15:07.617Z","modified":"2026-06-17T03:10:05.187Z","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":"2026-11-02T14:06:39.25999Z"}]}}