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Quest Diagnostics Reports Cyber Breach Affecting ‘Certain Patient Records’

Medical laboratory operator Quest Diagnostics said it learned of a cyber breach of one of its systems this week, likely compromising some records for patients. In a Thursday regulatory filing, Quest Diagnostics reported “unauthorized access” to its Quanum Lab Services Manager, a platform where certain clients can place test orders and receive or look up […] The post Quest Diagnostics Reports Cyber Breach Affecting ‘Certain Patient Records’ appeared first on SecurityWeek .

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SourceSecurityWeek
Fetched10/23/2026, 05:26 PM
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On 10/23/2026, 05:25 PM, SecurityWeek published "Quest Diagnostics Reports Cyber Breach Affecting ‘Certain Patient Records’" (type: Breach).