Generation of Error Message Containing Sensitive Information
_account_forgot_password.ajax.php in MFScripts YetiShare 3.5.2 through 4.5.3 displays a message indicating whether an email address is configured for the account name provided. This can be used by an attacker to enumerate accounts by guessing email addresses.
CWE-209 - Generation of Error Message Containing Sensitive Information
The software generates an error message that includes sensitive information about its environment, users, or associated data.