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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-2026-17806 Vulnerability in Google Chrome (CVE-2026-17806)
CVE-2026-17809 Vulnerability in Google Chrome (CVE-2026-17809)
CVE-2026-17814 Vulnerability in Google Chrome (CVE-2026-17814)
CVE-2026-17799 Vulnerability in Google Chrome (CVE-2026-17799)
CVE-2026-17803 Vulnerability in Google Chrome (CVE-2026-17803)
CVE-2026-17789 Vulnerability in Google Chrome (CVE-2026-17789)
CVE-2026-17794 Vulnerability in Google Chrome (CVE-2026-17794)
CVE-2026-17791 Vulnerability in Google Chrome (CVE-2026-17791)
CVE-2026-17795 Vulnerability in Google Chrome (CVE-2026-17795)
CVE-2026-17786 Vulnerability in Google Chrome (CVE-2026-17786)
CVE-2026-17769 Vulnerability in Google Chrome (CVE-2026-17769)
CVE-2026-17773 Vulnerability in Google Chrome (CVE-2026-17773)
CVE-2026-17774 Vulnerability in Google Chrome (CVE-2026-17774)
CVE-2026-17761 Vulnerability in Google Chrome (CVE-2026-17761)
CVE-2026-17767 Vulnerability in Google Chrome (CVE-2026-17767)
CVE-2026-17766 Vulnerability in Google Chrome (CVE-2026-17766)
CVE-2026-17768 Vulnerability in Google Chrome (CVE-2026-17768)
CVE-2026-17749 Vulnerability in Google Chrome (CVE-2026-17749)
CVE-2026-17747 Vulnerability in Google Chrome (CVE-2026-17747)
CVE-2026-17735 Vulnerability in Google Chrome (CVE-2026-17735)
CVE-2026-17736 Vulnerability in Google Chrome (CVE-2026-17736)
CVE-2026-17738 Vulnerability in Google Chrome (CVE-2026-17738)
CVE-2026-17741 Vulnerability in Google Chrome (CVE-2026-17741)
CVE-2026-17706 Vulnerability in Google Chrome (CVE-2026-17706)
CVE-2026-17713 Vulnerability in Google Chrome (CVE-2026-17713)
CVE-2026-17698 Vulnerability in Google Chrome (CVE-2026-17698)
CVE-2026-17700 Vulnerability in Google Chrome (CVE-2026-17700)
CVE-2026-17690 Vulnerability in Google Chrome (CVE-2026-17690)
CVE-2026-17679 Vulnerability in Google Chrome (CVE-2026-17679)
CVE-2026-17681 Vulnerability in Google Chrome (CVE-2026-17681)

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