McGraw Hill security incident history
Hacking, data breaches and other security incidents involving McGraw Hill, with related coverage.
McGraw Hill misconfiguration leaks about 13.5 million email addresses
Impact: About 13.5 million unique email addresses and some names, addresses and phone numbers
Data was stolen and then published through a misconfiguration in the Salesforce environment of education company McGraw Hill. According to an analysis by Have I Been Pwned, the published data included about 13.5 million unique email addresses and some names, addresses and phone numbers. McGraw Hill confirmed the data breach after being extorted.
Related reports: 5 · last report →Data of more than 90,000 users of McGraw Hill third-party vendor exposed
90KImpact: Information on more than 90,000 users of a third-party vendor
Information on more than 90,000 users of a McGraw Hill third-party vendor was exposed on a web forum. The date of the incident and the specific response measures have not been confirmed.
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