The Piotnet Forms WordPress plugin through 1.0.30 does not authenticate or validate a form-submission file-upload request and permits browser-renderable file types to be stored, allowing unauthenticated attackers to store a file that executes arbitrary JavaScript in the site's origin when it is opened (Stored XSS).
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
Required
User action required
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service
CVSS Vector v3.1
Weakness Type (CWE)
Vulnerable Products
unknown:piotnet forms