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Cwe 20

🧬 CWE Related 125
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 78120 Cwe 787105 Cwe 41699 Cwe 2296 Cwe 11990 Cwe 9484 Cwe 50270 Cwe 7966 Cwe 8954 Cwe 91844 Cwe 28443 Cwe 28741 Cwe 7740 Cwe 30638 Cwe 84337

🛡 Vulnerabilities tagged with this 2,280

ID Title
CVE-2026-46452 Vulnerability in apache (CVE-2026-46452)
CVE-2026-54120 Vulnerability in microsoft (CVE-2026-54120)
CVE-2026-65604 Vulnerability in CVE-2026-65604 (CVE-2026-65604)
CVE-2026-47219 Vulnerability in find-my-way (CVE-2026-47219)
CVE-2026-73418 Vulnerability in @auth/core (CVE-2026-73418)
CVE-2026-16723 Vulnerability in com.alibaba:fastjson (CVE-2026-16723)
CVE-2026-16632 Vulnerability in CVE-2026-16632 (CVE-2026-16632)
CVE-2026-13057 Vulnerability in mongodb (CVE-2026-13057)
CVE-2026-56722 Vulnerability in dompdf/dompdf (CVE-2026-56722)
CVE-2026-55554 Vulnerability in dompdf/dompdf (CVE-2026-55554)
CVE-2026-46738 Vulnerability in dell (CVE-2026-46738)
CVE-2026-40714 Vulnerability in dell (CVE-2026-40714)
CVE-2026-46737 Vulnerability in dell (CVE-2026-46737)
CVE-2026-40712 Vulnerability in dell (CVE-2026-40712)
CVE-2026-55973 Vulnerability in nlnetlabs (CVE-2026-55973)
CVE-2026-57600 Vulnerability in CVE-2026-57600 (CVE-2026-57600)
CVE-2026-16551 Vulnerability in CVE-2026-16551 (CVE-2026-16551)
CVE-2026-16421 Vulnerability in google (CVE-2026-16421)
CVE-2026-16422 Vulnerability in google (CVE-2026-16422)
CVE-2026-16415 Vulnerability in google (CVE-2026-16415)
CVE-2026-16414 Vulnerability in google (CVE-2026-16414)
CVE-2026-62519 Vulnerability in c (CVE-2026-62519)
CVE-2026-61160 Vulnerability in c (CVE-2026-61160)
CVE-2026-61079 Vulnerability in c (CVE-2026-61079)
CVE-2026-60719 Vulnerability in c (CVE-2026-60719)
CVE-2026-60648 Vulnerability in c (CVE-2026-60648)
CVE-2026-60640 Vulnerability in c (CVE-2026-60640)
CVE-2026-60638 Vulnerability in c (CVE-2026-60638)
CVE-2026-60639 Vulnerability in c (CVE-2026-60639)
CVE-2026-60636 Vulnerability in c (CVE-2026-60636)

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