Vulnerability Identifiers

CVE (Common Vulnerabilities and Exposures)

A unique identifier for a publicly known security vulnerability, assigned by MITRE. Format: CVE-YYYY-NNNNN (e.g., CVE-2021-44228).

CWE (Common Weakness Enumeration)

A categorization system for software weaknesses. While CVE identifies specific vulnerabilities, CWE classifies the type of flaw (e.g., CWE-79 is Cross-Site Scripting).

NVD (National Vulnerability Database)

The U.S. government repository of vulnerability data, maintained by NIST. wtfisthiscve sources CVE metadata from the NVD.