VULNERABILITY INTELLIGENCE
CVE-2021-47667
CVSS score10 CRITICAL
EPSS probability36.61%
CISA KEVNot currently listed
Published2025-04-05
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Description
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.
Weakness classification
- cve@mitre.org: CWE-78