CVE-2021-47667
Critical
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.
SeverityCritical
CVSS10.0
Exploit probability—
Product
ZendTo
PublishedApr 5, 2025
First seenApr 5, 2025
Weakness typeCWE-78OS command injection
How to fix
Update
- Zend ZendTo6.10-7 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Zend ZendTo | 5.24-3 ≤ v < 6.10-7 | 6.10-7 |
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