At a glance
Organisation
QuinStreet
Kind
Breach or incident
Sector
Retail
Severity
Critical
Disclosed
Dec 2015
Indexed
17 Dec 2016
Records
4,907,802, as stated in the disclosure
Source
Not linked
Summary
4,907,802 records exposed, Dates of birth, Email addresses, IP addresses, Passwords and 2 more
This record says what was disclosed, when and by whom. It does not say that any person or firm was affected.
Related in this sector
Critical29 Sep 2026
Organisation not named
Retail · 68,000,000 records
The disclosure as indexed does not name the organisation.
Andrey Mihayloff reports: Dodo Pizza has confirmed a cyberattack on its IT systems, admitting that attackers may have accessed personal data of a portion of its customer base. The company reported the breach to Roskomnad
29 Sep 2026
Critical25 Sep 2026
Coupang
Retail · 33,700,000 records
33.7 million accounts exposed, resulted in $409 million South Korea fine
25 Sep 2026
High25 Sep 2026
Mizuno
Retail · Records not stated
Confirmed data breach after 2024 ransomware attack; customer data exposed
25 Sep 2026
Critical25 Sep 2026
Canadian Tire
Retail · 38,000,000 records
38 million accounts compromised in data breach
25 Sep 2026