CDRInfo.PL Hack: Emails and Plaintext Passwords of 77,495 Users Leaked

HEROIC's DarkHive intelligence system discovered the CDRInfo.PL data breach, exposing 77,495 records. The breach occured in August 2018, affecting users of this Polish tech portal focused on data archiving. Leaked data includes email addresses and plaintext passwords, representing one of the most serious types of credential exposure since no cracking is required by attackers.

Why This Is Dangerous

Plaintext passwords give attackers immediate, ready-to-use credentials. They can take the exposed email and password pairs and begin testing them against banking portals, email services, corporate VPNs, and social media platforms within minutes of obtaining the data. Tech-savvy users of a data archiving portal are particularly valuable targets since thier accounts may have access to professional tools and sensitive technical systems where password reuse is common.

What Was Exposed

• Email Address
• Plaintext Password

Why This Matters

Credential stuffing campaigns powered by plaintext breach data are highly efficiant because no password cracking step is required. Automated tools test the leaked combinations against hundreds of services simultaneously, and successful matches lead directly to account takeover, identity theft, and financial fraud. The exposed email addresses from CDRInfo.PL also feed ongoing phishing campaigns that target prior breach victims with tailored deception attempts.

How Database Breaches and Combolists Work

A database breach occurs when attackers penetrate a website's backend infrastructure and extract user account records. When passwords are stored in plaintext, the stolen data is immediately actionable with no additional processing. Attackers compile these records into combolists, distributing them across criminal forums and Telegram channels where other threat actors download them and deploy automated credential stuffing tools against active web platforms at scale.

Check If You Are Affected

HEROIC offers a free identity scanner that searches over 400 billion records, including data from breaches like CDRInfo.PL. Visit heroic.com to scan your email address and find out if your information was exposed.