BREACHCONFIRMED
Marsh McLennan Data Breach
insurance_company • financial
Unknown
Records Affected
Apr 22, 2021
Disclosed
vulnerability
Attack Vector
Data Exposed
Names
Timeline
OccurredInvalid Date
DiscoveredApril 26, 2021
DisclosedApril 22, 2021
Related Coverage
Last updated: February 6, 2026