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Common Vulnerabilities and Exposures (CVE)

A standardized identifier for publicly disclosed security vulnerabilities in software and hardware.

Vulnerability ManagementAlso called: "cve id", "vulnerability identifier"

CVE IDs provide a common language for discussing security flaws across vendors and tools.

CVE identifier format

  • CVE-YYYY-NNNNN (e.g., CVE-2024-12345).
  • YYYY = year disclosed.
  • NNNNN = unique sequential number.

CVE lifecycle

  • Researcher discovers vulnerability.
  • CVE ID reserved through CNA (CVE Numbering Authority).
  • Details published in NIST NVD (National Vulnerability Database).
  • Vendors release patches and advisories.

Using CVE data

  • Prioritize patching based on CVSS scores and exploitation status.
  • Monitor CVE feeds for newly disclosed vulnerabilities.
  • Check if your software versions are affected.
  • Track CVEs in threat intelligence platforms.