Unigame data breach: 843K accounts exposed
Severity: high · Patch status: no-fix-needed · Since 2025-08-08
In December 2019, the now defunct gaming website Unigame (maker of Hunter Online) suffered a data breach that was later redistributed as part of a larger corpus of data. The data included 844k email addresses and salted MD5 password hashes. Exposed data: email addresses, passwords. The breach dates from Dec 14, 2019; Have I Been Pwned loaded it on Aug 8, 2025.
What to do
- If you had a Unigame account, change its password and the password of any other account that reused it.
- Turn on multi-factor authentication wherever it is offered.
- Check whether your addresses are in this breach at https://haveibeenpwned.com.
- Expect targeted phishing that quotes the leaked details; verify any unexpected contact out of band.
Sources
All live incidents on Threat Watch