THREAT OPS › Threat News › McKesson confirms cyber incident after ShinyHunters claims patient-data theft
McKesson confirms cyber incident after ShinyHunters claims patient-data theft
<p class="wp-block-paragraph">Healthcare and pharmaceutical-distribution giant McKesson has <a href="https://www.mckesson.com/utility/cybersecurity/customer-cybersecurity-information-center/#update" rel="noreferrer noopener nofollow" target="_blank">disclosed</a> a cybersecurity incident involving unauthorized access to third-party applications and the theft of data.</p>
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MITRE ATT&CK techniques
- Social EngineeringT1684
Indicators of compromise
- https://www.mckesson.com/utility/cybersecurity/customer-cybersecurity-information-center/#updateurl
Original source: https://www.malwarebytes.com/blog/news/2026/08/mckesson-confirms-cyber-incident-after-shinyhunters-claims-patient-data-theft
Same event, other sources
- McKesson discloses breach after ShinyHunters claims patient data theftbleepingcomputer · 2026-08-28