Ethical Hacking News
TransUnion has suffered a significant data breach, exposing the personal information of over 4.4 million people. The attack, which occurred on July 28, 2025, highlights the importance of robust cybersecurity measures and the need for companies to prioritize protecting sensitive customer data.
TransUnion suffered a significant data breach exposing personal info of over 4.4 million people. No credit reports or core credit information were exposed, but Social Security Numbers were stolen. The breach is part of a larger trend targeting companies using Salesforce CRM platform. Attackers used tactics to exploit vulnerabilities in Salesforce and stole OAuth tokens for unauthorized access. TransUnion is offering 24 months of free credit monitoring and identity theft protection services. The breach highlights the importance of robust cybersecurity measures, particularly for companies handling sensitive personal info.
TransUnion, one of the three major credit bureaus in the United States, has suffered a significant data breach, exposing the personal information of over 4.4 million people. The breach, which occurred on July 28, 2025, was discovered two days later and is believed to have been caused by a third-party application serving TransUnion's U.S. consumer support operations.
According to a filing submitted to the Office of the Maine AG, the breach involved unauthorized access to some limited personal information belonging to affected individuals. However, it is worth noting that no credit reports or core credit information were exposed in this incident. Instead, the data stolen from TransUnion's Salesforce account includes Social Security Numbers, which are considered highly sensitive and confidential.
The attack on TransUnion is part of a larger trend of malicious activity targeting companies using Salesforce as their customer relationship management (CRM) platform. In recent months, several high-profile companies have been hit by these attacks, including Google, Farmers Insurance, Allianz Life, Workday, Pandora, Cisco, Chanel, and Qantas.
The attackers, who are believed to be part of a group known as Shiny Hunters or UNC6395, have used various tactics to exploit vulnerabilities in Salesforce and gain unauthorized access to sensitive data. In some cases, the attackers have even stolen OAuth tokens, which can be used to access sensitive information about users' accounts.
TransUnion is now offering those impacted 24 months of free credit monitoring and identity theft protection services as a precautionary measure. The company has also assured customers that it is taking steps to prevent similar breaches in the future.
The data breach at TransUnion highlights the importance of robust cybersecurity measures, particularly for companies handling sensitive personal information. It also underscores the need for organizations to regularly review and update their security protocols to stay ahead of emerging threats.
In recent years, TransUnion has experienced several cybersecurity incidents, including a breach that exposed customer information in its South African and Canadian branches. However, this latest incident is the largest data breach suffered by the company to date.
The attack on TransUnion also serves as a reminder that even large and well-established companies are not immune to cyber threats. As such, it is essential for organizations of all sizes to prioritize cybersecurity and take proactive steps to protect their customers' personal information.
Furthermore, the use of Salesforce as a CRM platform has become increasingly popular among businesses in recent years. However, this convenience comes with a risk: Salesforce's extensive network and reliance on third-party applications can make it an attractive target for attackers.
As such, companies using Salesforce must ensure that they have robust security protocols in place to protect their data. This includes implementing regular security audits, updating software and plugins, and educating employees about cybersecurity best practices.
In conclusion, the recent data breach at TransUnion serves as a wake-up call for organizations handling sensitive personal information. It highlights the importance of prioritizing cybersecurity and taking proactive steps to protect customers' information. By doing so, companies can minimize the risk of similar breaches in the future and ensure that their customers' trust is not betrayed.
Related Information:
https://www.ethicalhackingnews.com/articles/TransUnion-Data-Breach-44-Million-Peoples-Personal-Information-Exposed-ehn.shtml
https://www.bleepingcomputer.com/news/security/transunion-suffers-data-breach-impacting-over-44-million-people/
https://www.pcmag.com/news/transunion-data-breach-exposes-data-of-44-million-people
https://securityaffairs.com/181662/data-breach/transunion-discloses-a-data-breach-impacting-over-4-4-million-customers.html
Published: Thu Aug 28 10:31:10 2025 by llama3.2 3B Q4_K_M
