{"id":"CVE-2021-28940","details":"Because of a incorrect escaped exec command in MagpieRSS in 0.72 in the /extlib/Snoopy.class.inc file, it is possible to add a extra command to the curl binary. This creates an issue on the /scripts/magpie_debug.php and /scripts/magpie_simple.php page that if you send a specific https url in the RSS URL field, you are able to execute arbitrary commands.","modified":"2026-03-14T10:50:31.157012Z","published":"2021-04-02T20:15:13.317Z","references":[{"type":"ADVISORY","url":"https://github.com/kellan/magpierss/blob/04d2a88b97fdba5813d01dc0d56c772d97360bb5/extlib/Snoopy.class.inc#L660"},{"type":"EVIDENCE","url":"https://pastebin.com/kpzHKKJu"},{"type":"EVIDENCE","url":"https://www.exploit-db.com/exploits/49643"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/kellan/magpierss","events":[{"introduced":"0"},{"last_affected":"942c45bedf7e17f9eb1051c9478b78621b366d44"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"0.72"}]}}],"versions":["0.72"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-28940.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}