Did Cornerstone Staffing Solutions, Inc. have a data breach?

In plain terms

Cornerstone Staffing Solutions, Inc. officially reported a data breach to the California Attorney General on September 14, 2026. This incident, which originated on September 1, 2026, involved the exposure of Personally identifiable information, prompting the company to send notification letters to affected individuals.

Cornerstone Staffing Solutions, Inc. submitted a data breach notification to the California Attorney General's office on September 14, 2026. The company stated that the breach event took place on or around September 1, 2026.

The official filing indicates that the type of data exposed in this incident was Personally identifiable information. No further specific categories of information were detailed in the report to the regulator.

As of the filing date, Cornerstone Staffing Solutions, Inc. noted that the investigation into the breach was in a 'monitoring' status. The company also confirmed that it has dispatched notification letters to individuals potentially impacted by this security incident.

Individuals who have received a notification letter related to this breach are advised to carefully read the information provided. It is always a good practice to monitor your accounts for any unusual activity and consider enabling stronger security features, such as multi-factor authentication, wherever available.