MediumBreachHave I Been Pwned — public breach catalog· 23 Nov 2025
CodeStepByStep — 103K accounts
Severity: Medium · Kind: Data breach
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From the source
In November 2025, the online coding practice tool CodeStepByStep suffered a data breach that exposed 17k records which were subsequently published online . The following month, a further corpus of data was released bringing the total to 103k. The impacted data included names, usernames and email addresses.
Breach facts
- Accounts affected
- 103,077
- Verified
- Yes
- Sensitive
- No
- Domain
- codestepbystep.com
- Data exposed
- Email addressesNamesUsernames
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