Breaches  › Healthcare  › McKesson
critical · healthcare · Disclosed Aug 28, 2026

McKesson

Healthcare and pharmaceutical distribution giant McKesson has disclosed a cybersecurity incident involving unauthorized access to third-party applications and data theft, with the ShinyHunters extortion group claiming it

Original Disclosure
https://www.bleepingcomputer.com/news/security/mckesson-dis…
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Severity
critical
Sector
healthcare
Disclosure date
August 28, 2026
Indexed
20 hours, 30 minutes ago