The Contact Form 7 WordPress plugin before 6.2.5 does not restrict which user properties a form field's default value can be populated from, allowing users with the Editor role and above to obtain the password hash and sensitive user meta (such as two-factor secrets) of higher-privileged users, including administrators, who view and submit the form.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
High
Admin privileges needed
User Interaction
Required
User action required
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption
CVSS Vector v3.1