This issue affected 24 participants, including you. No one outside this group had access. The information that was exposed includes:

your name (if provided)
forum username (if provided)
email address
home address
phone ownership status
telecom operator
and IMEI number (if provided).

Upon discovery, we promptly:

Restricted access to the form responses
Corrected the misconfiguration
Conducted a review of the incident
Implemented additional security measures to prevent recurrence