McGraw Hill

2026-04-17 · Severity 8/10 — High · Accidental_exposure

Incident Summary

McGraw Hill was linked to a data leak involving approximately 13.5 million records. The details of the exposed data types and exact timeline are not specified in the available information.

Sources

https://news.google.com/rss/articles/CBMib0FVX3lxTFBNaDd3N1N4VV9VQ2RtcjRNbERXaTZNY3lwTER3akc1V3k4NXVFdXlqbzNMUXF6Q1pSUWpBZk5peGsxRmV0N2l2UXRKamlSbm1PYTZQd2lLaXVwZWIzTENiNmNmS3Z2dkYyTnBiV2wyOA?oc=5 https://news.google.com/rss/articles/CBMiiAFBVV95cUxNTlNQX3plbU9Ld0xLVnZWU1JOaXBOUVl4Yk5UcTBDcERlOWVDNDVldndYS3c4OVh4VjhKNkZ2WnV3WmxqU0M1STZDQXFTRHpiRmF5RzRrbHZ4bUlYZzNWMFJXTzhLbUNsTFNRWkFnSTE1XzJSMjFuZVZHMFlrVDN4ZEtvR0lkX2ot?oc=5 https://news.google.com/rss/articles/CBMirwFBVV95cUxPVDVVUTZaN3d5MHFzRjQ1OWxvemdBekVSMDRKcS1QS3F4Y0xwYUt1QzBtbF9TWjJJQkJ0XzBweGl1QnNhVExmaWJFdTJ2MmlpSE9qNHZzZGRZT0cwdFdYd2k3bDJZRVl1enVaNXo0cGFrRGdQMHdkRXBPZlg3VllMTHpaUjllS19EUUt2UHpBcEdrM21nZklyT1I0SXh2UVpDY0FIZ3VJWm1ESmtWRmdR?oc=5

Details

Records Affected

13500000

Industry

Education

Headquarters

United States

Date Reported

2026-04-17

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