{"id":"CVE-2021-26828","details":"OpenPLC ScadaBR through 0.9.1 on Linux and through 1.12.4 on Windows allows remote authenticated users to upload and execute arbitrary JSP files via view_edit.shtm.","modified":"2026-05-04T08:33:59.771476Z","published":"2021-06-11T12:15:12.017Z","withdrawn":"2026-05-04T08:33:59.771476Z","references":[{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-26828"},{"type":"FIX","url":"https://github.com/SCADA-LTS/Scada-LTS/pull/2174"},{"type":"EVIDENCE","url":"http://forum.scadabr.com.br/t/report-falhas-de-seguranca-em-versoes-do-scadabr/3615/4"},{"type":"EVIDENCE","url":"http://packetstormsecurity.com/files/162564/ScadaBR-1.0-1.1CE-Linux-Shell-Upload.html"},{"type":"EVIDENCE","url":"https://youtu.be/k1teIStQr1A"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-26828.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"0.9.1"}]},{"events":[{"introduced":"0"},{"last_affected":"1.12.4"}]},{"events":[{"introduced":"0"},{"last_affected":"0.9.1"}]},{"events":[{"introduced":"0"},{"last_affected":"1.12.4"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}