The elegro Crypto Payment WordPress plugin through 1.0.1 does not require a shared secret to be configured before trusting incoming payment notification requests, allowing unauthenticated attackers to forge payment confirmations and change the status of arbitrary orders on any installation where that secret has been left at its default empty value.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
None
No disruption
CVSS Vector v3.1
Weakness Type (CWE)
Vulnerable Products
unknown:elegro crypto payment