What was exposed, when it happened, and which databases confirm it.
- accounts
- 4,223,926
- Breached
- June 1, 2016
- Last Update
- June 27, 2016
Were you caught in this breach?
Search your email, phone number or username against every record CheckLeaked indexes.
Your address never leaves this page: it is hashed in your browser and only a short fragment of that hash is sent.
What happened
In June 2016, the Facebook application known as Uiggy was hacked and 4.3M accounts were exposed, 2.7M of which had email addresses against them. The leaked accounts also exposed names, genders and the Facebook ID of the owners.
Compromised Info
- Email addresses
- Genders
- Names
- Social connections
- Website activity
Attestation
Four independent databases catalog this breach and they do not always agree. Each lane below is one source’s own count.
Sources & Link Methods
- Dehashed— linked via domain matching
- HIBP
FAQ
What was leaked in the Uiggy breach?
The Uiggy breach exposed: Email addresses, Genders, Names, Social connections, and Website activity.
When did the Uiggy breach happen?
The Uiggy breach was disclosed on June 1, 2016 and affected 4,223,926 records.
Am I affected by the Uiggy breach?
Search your email, phone or username at checkleaked.cc to find out whether your data appears in the Uiggy leak.