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McGraw-Hill

2026-04-18 · Severity 5/10 — Medium · Data_breach
Incident Summary

McGraw-Hill confirmed a data breach following an extortion threat, as reported by BleepingComputer. Details on the scope and nature of the exposed data are limited from the available text.

Sources
https://news.google.com/rss/articles/CBMiqwFBVV95cUxPMXViZVZ0WnBuWHRlSWdRcm13Qk5aSXVLX0tTamtFUHJVMlRsbE1jRmI4R1c2UUJ6UERBLUNxLU02UE53Q3dBUGRHb2k3SUpnMURpZEl4bEozTnBGUXVaNHFmSlRqcXVsWGpoOXlfZTZ2VE0tWFAxb0xQUVNuRTF4NnRydFduMHBRdlY4TDVaUXJLLUF4b2ZQamtqSHlEVS1Pd0pidGdoT1Y4cUnSAbABQVVfeXFMTW1QSFJFUjNXTE9PZXJqTlNfWUd6T0x6LTVEMW5CMWRKVzFoci1STjBHSmczWUFWQWVoRXN4NFkycXdqa0NCTWlfODktR0Vpd2h1RVJUNElIRVBtWnhBdnl1dEFUZU5wU19tcUhUSUlKQjY5eWRueTA1M1ROWlNfc2YxdnhpLW9wclVYNHBHcjctd0wycWN0dmF2NFJoaXotaXpxd3NuejVNNG9Rb290MFQ?oc=5
Details
Records Affected
Unknown
Industry
Education
Headquarters
United States
Date Reported
2026-04-18
Related Breaches

No related breaches in the last 90 days.