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Cwe 20

🧬 CWE Related 2,857
slug: cwe-20

Explanation

CWE-20は「ユーザーから受け取ったデータが、想定された形式・範囲・型かをきちんとチェックせずに使ってしまう欠陥」のことです。 非常に広い概念で、SQLi・XSS・コマンドインジェクションなど多くの攻撃の前段階となります。 「入力は信用するな (Trust Boundaries の概念)」がセキュリティ設計の基本原則です。
📌 Example
多くのCISA KEV登録CVEがこのCWEに分類されており、2024年だけで100件以上の悪用事例があります。
🔗 Related links

🔖 Related tags

Cwe 798692 Cwe 894154 Cwe 8624040 Cwe 2844030 Cwe 4163898 Cwe 1193185 Cwe 2003145 Cwe 1253116 Cwe 222773 Cwe 7872520 Cwe 782028 Cwe 941871 Cwe 8631869 Cwe 1221801 Cwe 741796

🛡 Vulnerabilities tagged with this 2,859

Image ID Title
CVE-2026-17991 Vulnerability in Google Chrome (CVE-2026-17991)
CVE-2026-17990 Vulnerability in Google Chrome (CVE-2026-17990)
CVE-2026-17982 Vulnerability in Google Chrome (CVE-2026-17982)
CVE-2026-17970 Vulnerability in Google Chrome (CVE-2026-17970)
CVE-2026-17955 Vulnerability in Google Chrome (CVE-2026-17955)
CVE-2026-17939 Vulnerability in Google Chrome (CVE-2026-17939)
CVE-2026-17940 Vulnerability in Google Chrome (CVE-2026-17940)
CVE-2026-17934 Vulnerability in Google Chrome (CVE-2026-17934)
CVE-2026-17929 Vulnerability in Google Chrome (CVE-2026-17929)
CVE-2026-17930 Vulnerability in Google Chrome (CVE-2026-17930)
CVE-2026-17937 Vulnerability in Google Chrome (CVE-2026-17937)
CVE-2026-17926 Vulnerability in Google Chrome (CVE-2026-17926)
CVE-2026-17921 Vulnerability in Google Chrome (CVE-2026-17921)
CVE-2026-17909 Vulnerability in Google Chrome (CVE-2026-17909)
CVE-2026-17901 Vulnerability in Google Chrome (CVE-2026-17901)
CVE-2026-17908 Vulnerability in Google Chrome (CVE-2026-17908)
CVE-2026-17906 Vulnerability in Google Chrome (CVE-2026-17906)
CVE-2026-17893 Vulnerability in Google Chrome (CVE-2026-17893)
CVE-2026-17888 Vulnerability in Google Chrome (CVE-2026-17888)
CVE-2026-17890 Vulnerability in Google Chrome (CVE-2026-17890)
CVE-2026-17867 Vulnerability in Google Chrome (CVE-2026-17867)
CVE-2026-17870 Vulnerability in Google Chrome (CVE-2026-17870)
CVE-2026-17860 Vulnerability in Google Chrome (CVE-2026-17860)
CVE-2026-17861 Vulnerability in Google Chrome (CVE-2026-17861)
CVE-2026-17844 Vulnerability in Google Chrome (CVE-2026-17844)
CVE-2026-17847 Vulnerability in Google Chrome (CVE-2026-17847)
CVE-2026-17848 Vulnerability in Google Chrome (CVE-2026-17848)
CVE-2026-17837 Vulnerability in Google Chrome (CVE-2026-17837)
CVE-2026-17831 Vulnerability in Google Chrome (CVE-2026-17831)
CVE-2026-17834 Vulnerability in Google Chrome (CVE-2026-17834)

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