Quest Diagnostics Cyber Breach

Quest Diagnostics

Quest Diagnostics has reported a cyber breach affecting certain patient records.

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Reset passwords and monitor for misuse of any Quest Diagnostics account linked to your patient records.

First seen: 23 Oct 2026
Last update: 26 Oct 2026, 11:34 UTC
Source: news

Check this repository for exposure to one security incident from pwned.coffee. Report first, change nothing until I say so.

## Quest Diagnostics Cyber Breach
Severity: unknown. Patch status: fix status unknown.
Affected: Quest Diagnostics

Quest Diagnostics has reported a cyber breach affecting certain patient records.

## Steps
1. Search the repo, its CI and infra config for Quest Diagnostics. If present, report the version in use and whether it's affected.
2. No source names a fix yet; check the vendor advisory. Until one ships: restrict network access to it.

## Report
A table: file, product or package, version in use, affected yes/no, exact fix. Then anything a human has to check outside the repo.

If you have the pwned.coffee MCP server (https://pwned.coffee/mcp), call lookup_cve for the latest, and check_repo with this repo's lockfiles, Dockerfiles and workflows for a full receipt.
Sources: https://www.securityweek.com/quest-diagnostics-reports-cyber-breach-affecting-certain-patient-records/ https://www.sec.gov/ix?doc=/Archives/edgar/data/1022079/000094787126000941/ss6979200_8k.htm
https://pwned.coffee/i/quest-diagnostics-cyber-breach

Receipt

Exploitation: No known exploitation
Score: No CVSS published yet: severity unknown.
Last checked: 26 Oct 2026, 12:18 UTC

Sources: KEV – CVE record – Vendor –

Sources

Wrong fix version, or a source we missed? Send it back to chef@pwned.coffee with the source, and we'll correct it here.

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