Class Action U reported a data misuse incident involving Temple Adat Shalom Sisterhood, located in Poway, California, with activity noted from January 2026 through July 2026. The report suggests a former volunteer misused mailing list data collected for Mah Jongg tournaments and card sales for personal advertising. Other independent sources could not verify these details. The report from Class Action U notes potential affected data types as names, email addresses, phone numbers, physical addresses, and activity preferences. However, external web research could not confirm these data types, an official affected count, or states involved. Specifics regarding the number of individuals affected, any regulatory notifications, or consumer notification dates have not been publicly confirmed by other sources. It remains unclear if this reported incident led to any official breach notifications or investigations. Further details may emerge as more information becomes available or is officially disclosed.