SM Energy Data Breach Exposes Personal Information: Murphy Law Firm Investigates Legal Claims

Murphy Law Firm is investigating claims on behalf of all individuals whose personal and confidential information was compromised in the data breach involving SM Energy Company. On or around May 15, 2026, SM Energy Company (“SM Energy”) became aware of suspicious activity on its computer network, indicating a data breach. Based on a subsequent forensic investigation, SM Energy determined that cybercriminals infiltrated this inadequately secured network and gained access to its files. The investigation further determined that, through this infiltration, cybercriminals potentially accessed and/or acquired files containing the sensitive personal information of thousands of individuals. The information exposed in the data breach included, but is not limited to: Names Social Security numbers Tax identification numbers Addresses Phone numbers Email addresses If you received notice of the SM Energy data breach or if your personal information was compromised in the breach, please visit our site HERE. Murphy Law Firm is evaluating legal options, including a potential class action lawsuit, to seek compensation on behalf of individuals impacted by the SM Energy data breach. As a result of the data breach, these individuals’ personal and highly sensitive information may now be in the hands of cybercriminals who can post the data on the dark web or exploit it to commit identity theft and fraud.