TransUnion — Cyber Attacks, Breaches & Threat Activity

Threat entity extracted from intelligence sources

Frequency
9
occurrences
First Seen
November 6, 2025
Last Seen
June 4, 2026

TransUnion is one of the three major consumer credit reporting agencies that collects and maintains consumer credit data.

Overview

TransUnion is one of the three major consumer credit reporting agencies that collects and maintains consumer credit data. Its cybersecurity incidents are significant because breaches can expose sensitive personal information for millions and have widespread implications for financial services, consumer trust, and regulatory and legal action.

Related Threat Clusters

Recent Intelligence Reports

  • Freeze — experian.com · June 4, 2026
  • TransUnion faces second class action over data breach involving 4.4 million individuals — Topclassactions · January 1, 2026
  • Scattered Lapsus$ Hunters Strike Salesforce and CrowdStrike: Inside the Linked ... — Webpronews · November 22, 2025
  • CrowdStrike fires ‘suspicious insider’ who passed information to hackers — Techcrunch · November 21, 2025
  • OAuth token compromise hits Salesforce ecosystem again, Gainsight impacted — Csoonline · November 21, 2025
  • More than 4 million people exposed in TransUnion data breach — Msn · November 21, 2025
  • Salesforce says some of its customers’ data was accessed after Gainsight breach — Techcrunch · November 20, 2025
  • Blackwired unveils AI-powered upgrades to predict cyber-attacks — Securitybrief · November 7, 2025

CVSS v3.1 Breakdown