A Small Town’s Worth of PII: Kursk Oblast Leaks 7,921 Citizens

HEROIC researchers documented a data exposure tied to the official Kursk Oblast government portal, a Russian Federation subject, on December 30, 2024. The database leak contained 7,921 citizen records with phone numbers, first names, and last names. The breach is small in scale, but the contents are enough personal context to build an identifiable profile on nearly 8,000 individuals in a single regional database.

Why This Kursk Oblast Database Breach Is Dangerous

Government portal breaches carry authority signals that no retail leak can match. A threat actor armed with verified name and phone number pairs for Kursk Oblast residents can place calls that appear to come from regional administration, reference accurate contact records, and bait victims into handing over additional identity information. Because the leak originated from a government source, social engineering scripts that impersonate officials or local services become dramatically more effective.

What Was Exposed in Kursk Oblast

• 7,921 citizen records from the Kursk Oblast government portal
• Phone numbers tied to registered residents
• First names and last names paired with each number
• Data sourced from a direct database compromise

Why This Matters

Phone-and-name pairings are the essential building blocks for SIM swap fraud, smishing, and voice phishing at scale. For Kursk Oblast residents, the leak raises real risk of identity theft, account takeover on telecom and banking services, and targeted fraud schemes that cite government business to appear credible. The dataset can also be enriched with other Russian-language breach data to construct more complete profiles for espionage or follow-on attacks.

How Database Breaches Work

Government portal breaches frequently begin with outdated CMS software, unpatched Drupal or Bitrix installations, or credentials stolen from staff via infostealer malware. Once attackers secure a path into the user registry, they exfiltrate the relevant tables and publish the data on dark web forums or Telegram channels. Regional governments are attractive targets because of weaker security budgets and the strategic value of PII on specific populations.

Check If You Are Affected

HEROIC monitors more than 400 billion compromised records across surface web breaches, dark web marketplaces, and government-tied leaks. Run a free scan to determine whether your phone number or name appeared in the Kursk Oblast breach and to identify related datasets that may threaten your identity.