# Laboratory operator Quest reports cyber breach affecting patient records

> **Open Intelligence Dossier** · First detected: 2026-10-22 20:20 UTC · Category: Business

## Executive Summary
6 news sources are covering this Business story right now — PULSE is tracking how fast it spreads.

## Intelligence Brief
"Laboratory operator Quest reports cyber breach affecting patient records" is generating significant coverage in the Business category, with 6 articles from 6 distinct sources tracked by PULSE so far.


Outlets currently covering the story include Yahoo, Fierce Biotech, Gizmodo and 10TV. PULSE measures a story's velocity from how quickly new articles appear and how many independent newsrooms join the coverage.


This brief was generated by PULSE's extractive engine from coverage metadata only. The latest headlines from every source are listed below; the velocity chart shows how the story is developing in real time.

## Multi-Source Evidence Table
| Source Outlet | Headline | Verification URL |
|---|---|---|
| KTVU | If you used Quest Diagnostics, your data may have been compromised: Here’s what happened | [Source Link](https://news.google.com/rss/articles/CBMirAFBVV95cUxPM21NX3F1cUF0YWt4THc1RjFVem9LTTg4Y2Y2TVNhNEFqTkl5Ykx4WFF6eXVIREZVemctT3ZfSHRhVmZqOHhjUTdYNDYyYjR6QW1wczhYTHpJRW9wM2xHUTQ4bFI2VDgxcV85NHFaNlJGVVZ3Sy1hdFFndi1KRDBpWEdEUjVWQUtYcEtXSUFQNVd4SjNoMmtwV0Q3Y0ZQMFNtdEFwd1oyOGxpSVpt?oc=5) |
| TechCrunch | Lab testing giant Quest Diagnostics confirms patients' personal and health data was compromised during breach | [Source Link](https://news.google.com/rss/articles/CBMi2wFBVV95cUxORXZ2alBCTVk2UFpOSTl2cTFOVXZKYzlVN1hQRHdGYlduUUNnSkFQa2h5clY0STRQd2drUkE4c0R2ZFBpYzVPVGVuME42OGRvbG5qX0VOaUx3MnlZYVlxTDR5V2ZBdXAwVkRVWGg0LThUWFhMQTBVNS1CYjBuNEl1MGp6a296Y3RHMWJacGVINmttdWNIVkFPS09TbnR1Q3p5RjdEM0xKc3ZKMFhWVlBsTFctWFYwYTBSWTcySXVER2pxX05keFRmQWk2eFpINzR3bU1DTmU2ZFFyak0?oc=5) |
| Fox Business | Quest Diagnostics confirms patient information accessed in cyberattack, systems temporarily shut down | [Source Link](https://news.google.com/rss/articles/CBMiwAFBVV95cUxQZThpckk5YXVGS3VVSHhPb1pnUDhVVW9fVjMwRDhnLVBpdlRaUklhbmJvRVNWWVJpSGJaREZoOVRfSE52dnBWYlUxcmo5WkxCZmg3TmFxX3o3d1JXaTljM3hpMmJVa2U0UmR4N1JIUkEtTHctbUE5MmpSTGwyYnpzZUxhQ3loZGsyMjIxZUxnell4ZTZUN1Q5OVFlNTBJa0xKLXBIYmJzTTlrdWJuNk54QUhTc09WVGdmeHh1WXUtY2fSAcYBQVVfeXFMT3FJeDMya2lSc2ZFUHlJMEpZUHFiMHJSLXRFM3R1T0I5UEpHOWU5REdxdmpnOEpGWVlDVjF5U2RENHBiaGVyU2ZLNl95OG9Td2FnU1Z6Qm1CdVJEQWxOdkU4b2lKUWZKWnREMkt2X1I0UUNHeFdCa2NQbEdhd1U1bXRETk01LTBFSHpTMk5wbVgxdGF) |
| LiveNOW from FOX | If you used Quest Diagnostics, your data may have been compromised: Here’s what happened | [Source Link](https://news.google.com/rss/articles/CBMitAFBVV95cUxPZTdEcVhaUnByUW5mTVlwVG9JSzE0NHNrY2dMRC1JM0pIUUszUlRRdWFmSXFDUFM3RUYtdElCbERTMmxrQTVvVDBZdEJwd0d3YVJNVzRlT2Fob3FqY0NUd1dNai1jaXE2eGY0NzBWWERkTnk5QWdVbHlXVFNkMWdFY1djTmJtLVZGR1JQSVF5SnFobHpIcEJTNmUxU2g0X0l1c0dnLVBaTERodXdlc3NqbTZiemM?oc=5) |
| NBC News | Quest Diagnostics reports cyber breach affecting ‘certain patient records’ | [Source Link](https://news.google.com/rss/articles/CBMiwgFBVV95cUxPTWZDT0Nkbl81M3Vxdm5DbDBHVHRvSXFSU24xYlhrUWNlcndaY0VCdXFBOFRCV2JaaUM2dk90YjhieXYtTEtEZWdkRFdTY2tpaF94T0hIOERQSms3bC1aZFFKZHpxN1JuOUdLSU52dVNEUHBwa1htSmJxUTJHQzV4ZlVqNWhzTS1PSVFFTkxMVUVjM1N1TjhaNzJFUlliMG15Vi0zZThkVUpUU0R4UktHSE81c0Y1MXdzcGhxdk5abWRrQQ?oc=5) |
| ABC News - Breaking News, Latest News and Videos | Quest Diagnostics reports cyber breach affecting 'certain patient records' | [Source Link](https://news.google.com/rss/articles/CBMitgFBVV95cUxPeDlzZk00TVZFdV85TDNYNS1LYTdmYzdJb2tLV2UzREo4clZ6MnZXbzR4bmhLcTNzTjlXcnRrdUxUWFVNVGxKcFV1RndSQ0ppVXB4dVFaZGl0ZG05VnpwUTBwU1B0ekFUdkdWSGJGT0kyMFNMSHdrZzJsR1czSFllSFpkRGNYbE5lS21LcGtaRktFSlBWbzJfLVZ4WEUtOXoyVkE0b2FwUV9yT3pWYjdkM3RBUE1Dd9IBuwFBVV95cUxORlNleU1WRTNVeDBxa0FvQ3phSnFHWlplTnMzSWxxci1JdUdoR3BCaTlkRi1iTEVyRGZXU1BnSzJ4RGZGbjVYb0tLa3VnbGJxUEFScUFRWW16ZXdpMVBCd1FWamxqeGl1RS1HenB1ZEpXRjlWRVE3YWR4SWo4d05hSXdkTEgybnQtTjBWNzZPOXY0SWxjcUotdkh6LXl) |
| Yahoo | Quest Diagnostics hit by cyberattack | [Source Link](https://news.google.com/rss/articles/CBMikAFBVV95cUxNQ21TYlhLSDR0c18wcVFiQ3BEY3hzaEFiUXNocUktbUZlRGkyTW50QllJaHBGNzhURDRDSVZaWlhwT21BNXBBNHo0MHlxY3BsVlQtRXJPeENOVU1Rc05pdTlnczllNVVUeExtVnloR2NFWHRkSWk1MFlYS1ZNNEl5YkxYVFcydExrUGo0MHJIWEc?oc=5) |
| Fierce Biotech | Quest Diagnostics’ test results system breached in yet another medtech cyberattack | [Source Link](https://news.google.com/rss/articles/CBMitwFBVV95cUxOYXJMWl9VUFYxeXRTX1FaOHB2XzhUWi1mSUtpQ1NuNjFLNjhWbXktWGpwUnRyeEdFbllha2RTWTJyM1JzQVZGQmJ6Skxma1BPSkhCbG5nLUp1eFdEdER6OFBTSUtSRE9pSU1RRnhmcDJqSmpuTldCN0tJbWhRelVVYTVQQklFOXFCWTFITzJYd0xYcWJCaE12djN1aEtBTjNsa09QeHlWTzZiX0dpNHNXYjVmZFp1ZU0?oc=5) |
| Gizmodo | Quest Diagnostics Reports Unauthorized Access of Patient Records | [Source Link](https://news.google.com/rss/articles/CBMimwFBVV95cUxQQlFlV01UUDZzYzRTNFVqS2V0bm9IRnpLdHdGNVlRVDRWZFktb2ZqSlVBLWx5Qm5EOTZWM1pBOVZZeUhwWks4bmtmMmh3akNLazVqRUNaOVVwNWdRZFVGSE5oTjNHNkNndGxGa1p2TXJhc3dfUmNveVh3OXltWE1rV09PQzRab1lvaXNXbW02OFBsMmVQNXpRT1VEVQ?oc=5) |
| 10TV | Quest Diagnostics reports cyber breach affecting 'certain patient records' | [Source Link](https://news.google.com/rss/articles/CBMizwFBVV95cUxOQmxJRjdPcWRsZHJwbkJXb1RnbTFfelh3c2tYU1REc19jYS1jUHgtNzhYRlJLSnZYMFFSeGhiemRPSHM1RUkyRlM5eV9yTWVhblJ0WVVkeDUzTmZlWlNvTDZ1TGhZaHlLRUtSMjZ6ZmJ3Wkh3bzVVQldCSVZsaHB6TVY3bUZUZnBLazJpRlE5TmZHVV9FNk4zMjk3c1FRNXB5YjdFR0tjN1dlcGh0amxsN2NoTjZ6VUl0Z3lsQ25DNnFucXdSUWZ4VkdDd2FUVjg?oc=5) |
| The Washington Post | Major medical lab operator believes cyber breach exposed patient records | [Source Link](https://news.google.com/rss/articles/CBMiwgFBVV95cUxOb3ByREkyNzdKVHFhUlViNFVveW5oa3R2WjczRnlTeVQ3UEF4NkVhdldfaER4NnJuN0hFNmxZM2FwTS1FS0ZaOHd4TVc2SjEzNW9hV2tVdU1vVnhXN3lsVEZaeHgwRnBLeW9xOGZIQkRBcy1EUFdvYVNIRExfcVktd0U4YndXS0t6aV8xaVVPdG1JQXhjUDEwTXRha1VtTm5RVmFCYS16dW1KeU12WHFXRzFySEFPQUozY0t3c2VpYWZ0Zw?oc=5) |
| Reuters | Laboratory operator Quest reports cyber breach affecting patient records | [Source Link](https://news.google.com/rss/articles/CBMiwwFBVV95cUxObWV3NGM1S1J4RHVYM2xFZlZOM1FNekxQQ3hDeUd5OGx3eXc0bjNkd1J6alZPYUtnQUpUX1R4X2xEYnNHVXM0Q1d2VzhoYkduRk5YZ1hNalV2dEhYYUFFX3RDUF9HZmRsVkhHbzE3WXJ0WHZ0UXJkaW52ajZQbndhSVNlbi14Nnh6WUR0OHVIb3lVdHhCMTVvejRpYU9iblVwZHlMalQtT2hJRzJpZVVYV1ZDZ1hiVnE1alM2MnhpeFFVTkE?oc=5) |
| AP News | Quest Diagnostics reports cyber breach affecting ‘certain patient records’ | [Source Link](https://news.google.com/rss/articles/CBMihAFBVV95cUxQUERqTFZheDFjRWV4cGQ2N1FjUDNMMWZ1TUgzSlJMa2xPejAxLU9KckNkUjF6WXJlaWliUkdPR3NidFRJbzB1YlhMdHk0U0x3YWdTTE12S2JNLS1LLWg1NGdzemVpRzZVc0lwTnRINUIzbWFiQTFVSW9ha2ZacEhCWEZkS00?oc=5) |

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*Canonical Source: https://pulse.byoviral.com/trend/2026-10-22/laboratory-operator-quest-reports-cyber-breach-affecting-patient-records*