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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 1,690

ID Title
CVE-2026-13843 Vulnerability in google (CVE-2026-13843)
CVE-2026-13863 Vulnerability in privilege-escalation (CVE-2026-13863)
CVE-2026-13849 Vulnerability in google (CVE-2026-13849)
CVE-2026-13856 Vulnerability in privilege-escalation (CVE-2026-13856)
CVE-2026-13865 Vulnerability in google (CVE-2026-13865)
CVE-2026-13866 Vulnerability in google (CVE-2026-13866)
CVE-2026-13850 Vulnerability in c (CVE-2026-13850)
CVE-2026-13852 Vulnerability in google (CVE-2026-13852)
CVE-2026-13817 Vulnerability in google (CVE-2026-13817)
CVE-2026-13829 Vulnerability in google (CVE-2026-13829)
CVE-2026-13816 Vulnerability in google (CVE-2026-13816)
CVE-2026-13812 Vulnerability in google (CVE-2026-13812)
CVE-2026-13808 Vulnerability in google (CVE-2026-13808)
CVE-2026-13794 Vulnerability in google (CVE-2026-13794)
CVE-2026-13824 Vulnerability in privilege-escalation (CVE-2026-13824)
CVE-2026-13797 Vulnerability in google (CVE-2026-13797)
CVE-2026-13806 Vulnerability in google (CVE-2026-13806)
CVE-2026-13813 Vulnerability in google (CVE-2026-13813)
CVE-2026-13791 Vulnerability in google (CVE-2026-13791)
CVE-2026-13780 Vulnerability in google (CVE-2026-13780)
CVE-2026-13781 Vulnerability in google (CVE-2026-13781)
CVE-2026-13777 Vulnerability in google (CVE-2026-13777)
CVE-2026-7803 Vulnerability in langflow (CVE-2026-7803)
CVE-2026-48315 Vulnerability in adobe (CVE-2026-48315)
CVE-2026-48277 Vulnerability in adobe (CVE-2026-48277)
CVE-2026-48281 Vulnerability in adobe (CVE-2026-48281)
CVE-2026-49434 Vulnerability in apache (CVE-2026-49434)
CVE-2026-49432 Vulnerability in apache (CVE-2026-49432)
CVE-2026-43724 Vulnerability in apple (CVE-2026-43724)
CVE-2026-43722 Vulnerability in apple (CVE-2026-43722)

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