{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-21T21:20:24.425","vulnerabilities":[{"cve":{"id":"CVE-2021-47667","sourceIdentifier":"cve@mitre.org","published":"2025-04-05T05:15:43.223","lastModified":"2026-04-15T00:35:42.020","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"An OS command injection vulnerability in lib/NSSDropoff.php in ZendTo 5.24-3 through 6.x before 6.10-7 allows unauthenticated remote attackers to execute arbitrary commands via shell metacharacters in the tmp_name parameter when dropping off a file via a POST /dropoff request."},{"lang":"es","value":"Una vulnerabilidad de inyección de comandos del sistema operativo en lib/NSSDropoff.php en ZendTo 5.24-3 a 6.x anterior a 6.10-7 permite a atacantes remotos no autenticados ejecutar comandos arbitrarios a través de metacaracteres de shell en el parámetro tmp_name al dejar un archivo mediante una solicitud POST /dropoff."}],"metrics":{"cvssMetricV31":[{"source":"cve@mitre.org","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","baseScore":10.0,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":6.0}]},"weaknesses":[{"source":"cve@mitre.org","type":"Secondary","description":[{"lang":"en","value":"CWE-78"}]}],"references":[{"url":"https://projectblack.io/blog/zendto-nday-vulnerabilities/","source":"cve@mitre.org"},{"url":"https://projectblack.io/blog/zendto-nday-vulnerabilities/","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}]}}]}