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Quest Diagnostics confirms patient records taken from Quanum
The lab-ordering and billing platform was hit. The full scope is still being assessed.
- Organisation
- Quest Diagnostics
- Disclosed
- 23 October 2026
- Affected
- Not stated
- Data
- Patient records, health data
- Attacker
- Unknown
- Severity
- critical
- Region
- Global
- Source
- TechCrunch ↗
Cite this
Nuffield Consulting, “Quest Diagnostics confirms patient records taken from Quanum”, The Daily Tech Wire outage & breach log, 23 Oct 2026. https://techwire.nuffieldconsulting.com/incidents/2026-10-23-quest-diagnostics-breach/ (retrieved 15 Nov 2026).
This entry summarises public reporting. Please also cite the original source: TechCrunch, https://techcrunch.com/2026/10/23/lab-testing-giant-quest-diagnostics-confirms-patients-personal-and-health-data-was-compromised-during-breach/.
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