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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-2026-77645 Vulnerability in deserialization (CVE-2026-77645)
CVE-2026-70105 Vulnerability in CVE-2026-70105 (CVE-2026-70105)
CVE-2026-66785 Vulnerability in CVE-2026-66785 (CVE-2026-66785)
CVE-2026-53587 Vulnerability in c (CVE-2026-53587)
CVE-2026-43678 Vulnerability in apple (CVE-2026-43678)
CVE-2026-76387 Vulnerability in splunk (CVE-2026-76387)
CVE-2026-76330 Vulnerability in splunk (CVE-2026-76330)
CVE-2026-76332 Vulnerability in splunk (CVE-2026-76332)
CVE-2026-76323 Vulnerability in splunk (CVE-2026-76323)
CVE-2026-19509 Vulnerability in dos (CVE-2026-19509)
CVE-2026-61711 Vulnerability in github.com/moby/buildkit (CVE-2026-61711)
CVE-2026-17414 Vulnerability in ibm (CVE-2026-17414)
CVE-2026-49392 Vulnerability in cpp (CVE-2026-49392)
CVE-2026-20318 Vulnerability in CVE-2026-20318 (CVE-2026-20318)
CVE-2026-75987 Vulnerability in deserialization (CVE-2026-75987)
CVE-2026-52877 Vulnerability in CVE-2026-52877 (CVE-2026-52877)
CVE-2026-52876 Vulnerability in CVE-2026-52876 (CVE-2026-52876)
CVE-2026-15316 Vulnerability in dos (CVE-2026-15316)
CVE-2026-76033 Vulnerability in Google chrome (CVE-2026-76033)
CVE-2026-76035 Vulnerability in google (CVE-2026-76035)
CVE-2026-18504 Vulnerability in CVE-2026-18504 (CVE-2026-18504)
CVE-2026-47629 Vulnerability in dos (CVE-2026-47629)
CVE-2026-66783 Vulnerability in CVE-2026-66783 (CVE-2026-66783)
CVE-2026-61634 Vulnerability in com.rabbitmq:amqp-client (CVE-2026-61634)
CVE-2026-63335 Vulnerability in com.rabbitmq:amqp-client (CVE-2026-63335)
CVE-2026-66793 Vulnerability in privilege-escalation (CVE-2026-66793)
CVE-2026-65340 Vulnerability in apple (CVE-2026-65340)
CVE-2026-65336 Vulnerability in apple (CVE-2026-65336)
CVE-2026-65337 Vulnerability in apple (CVE-2026-65337)
CVE-2026-64781 Vulnerability in c (CVE-2026-64781)

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