Improper Input Validation vulnerabilities
CWE-20 · 12 tracked
Improper Input Validation (CWE-20) is a weakness class describing a recurring flaw pattern. Below is every improper input validation vulnerability we track — each with severity, exploit status, EPSS exploitation-probability, and step-by-step remediation. Understanding the weakness class helps you recognize the same flaw across different packages and products, and apply the right class of mitigation once.