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    Common Vulnerabilities and Exposures

    A globally unique identifier for a publicly disclosed cybersecurity vulnerability.

    Reviewed by Christian Espinosa, Founder, Blue Goat CyberLast reviewed September 19, 2026

    Definition

    Common Vulnerabilities and Exposures (CVE) is a public catalog of disclosed cybersecurity vulnerabilities, each assigned a unique CVE ID (e.g., CVE-2024-12345). The program is operated by MITRE and sponsored by CISA. CVE IDs are the lingua franca of vulnerability management - they let manufacturers, hospitals, researchers, and security tooling refer to the same vulnerability unambiguously across SBOMs, advisories, vulnerability scanners, and patch notes.
    What the regulation says
    FDA expects manufacturers to monitor CVEs against the components in their SBOM as a continuous post-market activity, and to assess each CVE's exploitability in their device using a VEX document or equivalent. CISA's Known Exploited Vulnerabilities (KEV) catalog flags CVEs with confirmed in-the-wild exploitation; CVEs on the KEV list typically warrant accelerated triage. ICS-CERT (now part of CISA) issues medical-device-specific advisories that reference CVE IDs.

    What this means in practice

    Modern MedTech vulnerability programs ingest CVE feeds (NVD, OSV.dev, vendor advisories) automatically, match them against each device's SBOM, and route confirmed-applicable CVEs into the existing CAPA or post-market surveillance workflow. VEX statements communicate exploitability decisions to operators so hospitals don't have to triage every CVE themselves.

    Examples

    • A MedTech manufacturer learns of a new CVE affecting a third-party library used in their infusion pump software through an automated feed. They then update their SBOM to reflect the vulnerability and begin assessing its impact on patient safety and device functionality.
    • A hospital's cybersecurity team receives an alert about a recently disclosed CVE that impacts the operating system of their medical imaging workstations. They consult the manufacturer's VEX statement to determine if their specific configurations are exploitable and plan remediation steps.
    • During a pre-market cybersecurity assessment, a regulatory body reviews a device's security documentation, including its SBOM, and identifies several CVEs present in its software components. The manufacturer must then provide a plan to mitigate these vulnerabilities before market approval.
    Common pitfalls
    • •Treating CVSS score alone as the prioritization signal - exploitability and reachability matter more than headline severity.
    • •Manually tracking CVEs without automation against the SBOM - humans miss them.
    • •Failing to publish VEX statements, leaving hospitals to assume every CVE in the SBOM is exploitable.

    Frequently asked questions

    CVE is the unique identifier for a specific vulnerability instance. CVSS is a 0–10 severity score. CWE (Common Weakness Enumeration) classifies the underlying type of weakness (e.g., CWE-79 cross-site scripting). All three are MITRE-coordinated programs.

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    Sources

    3 sources

    Every citation below opens the original document. Each is graded against our source-tier hierarchy so you can see what rests on binding law versus commentary.

    Tier 2Regulator guidance and consensus· 3
    Link health: 3 verified· last checked 2026-06-20
    MITRE·1NIST·1CISA·1
    1. 1
      CVE.org
      Tier 2 Verified
      MITREcve.org
    2. 2
      National Vulnerability Database (NVD)
      Tier 2 Verified
      NISTnvd.nist.gov
    3. 3
      CISA Known Exploited Vulnerabilities Catalog
      Tier 2 Verified
      CISAcisa.gov

    Inline markers like [1] jump to the matching reference above.