Home / Incidents / Data breach
GMO customer data posted after cloud desktop breach
Up to 27,000 servers may be affected. Customers were told to reset passwords.
- Organisation
- GMO Internet
- Disclosed
- 27 October 2026
- Affected
- Not stated
- Data
- Customer data
- Attacker
- Unknown
- Severity
- major
- Region
- Global
- Source
- TechCrunch ↗
Cite this
Nuffield Consulting, “GMO customer data posted after cloud desktop breach”, The Daily Tech Wire outage & breach log, 27 Oct 2026. https://techwire.nuffieldconsulting.com/incidents/2026-10-27-gmo-internet-breach/ (retrieved 15 Nov 2026).
This entry summarises public reporting. Please also cite the original source: TechCrunch, https://techcrunch.com/2026/10/27/japan-internet-giant-gmo-says-hackers-posted-stolen-customer-data/.
Related incidents
- 30 Oct 2026Florida financial aid site breach exposes 4.9 millionFlorida Dept of Education · breach · Unknown · 4.9M records
- 29 Oct 2026Binance heist estimated at $6.3B, the largest crypto theft on recordBinance · breach · TraderTraitor (North Korea)
- 28 Oct 2026Leak exposes 41,000 DHS staff, including undercover ICE agentsUS Department of Homeland Security · breach · Unknown · 41K records
- 28 Oct 2026Sony's Japanese ISP exposes 2.5 million customer recordsSony Network Communications · breach · Unknown · 2.5M records
- 23 Oct 2026Quest Diagnostics confirms patient records taken from QuanumQuest Diagnostics · breach · Unknown