All Breaches
May 29, 2023 Verified Sensitive Record Credential Stuffing / Malware Logs

Polish Credentials Data Breach

The Polish Credentials data breach is associated with the circulation in May 2023 of a large collection of credentials consisting of Polish email addresses and passwords.

1.2 Million
Reported Records
2
Data Types
Critical
Severity
Yes
Verification

Exposed Data Types

2
Email addresses
Passwords

Additional Information

Added DateMay 30, 2023
Breach DateMay 29, 2023
SourceThird-party breach
Last Content UpdateJuly 18, 2026

Verification and editorial method

LeakData compares the incident name, date, affected-record count, and exposed data types with accessible sources. Unverified fields are not presented as facts, and records are updated when new evidence becomes available.

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Company Information

Company NamePolish Credentials
SectorCredential Stuffing / Malware Logs
CountryPoland

Risk Level

Critical

The reported impact exceeds 1 million and falls within the critical severity band.

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