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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-2026-11675 Vulnerability in CVE-2026-11675 (CVE-2026-11675)
CVE-2026-11666 Vulnerability in google (CVE-2026-11666)
CVE-2026-11660 Vulnerability in google (CVE-2026-11660)
CVE-2026-11659 Vulnerability in google (CVE-2026-11659)
CVE-2026-11653 Vulnerability in google (CVE-2026-11653)
CVE-2026-11658 Vulnerability in google (CVE-2026-11658)
CVE-2026-49234 Vulnerability in routinator (CVE-2026-49234)
CVE-2026-47430 Vulnerability in cordova-plugin-inappbrowser (CVE-2026-47430)
CVE-2026-11460 Vulnerability in CVE-2026-11460 (CVE-2026-11460)
CVE-2026-45291 Vulnerability in CVE-2026-45291 (CVE-2026-45291)
CVE-2026-36501 Vulnerability in dos (CVE-2026-36501)
CVE-2026-8714 Vulnerability in tp-link (CVE-2026-8714)
CVE-2025-5090 Vulnerability in dos (CVE-2025-5090)
CVE-2025-5089 Vulnerability in dos (CVE-2025-5089)
CVE-2026-11297 Vulnerability in google (CVE-2026-11297)
CVE-2026-11286 Vulnerability in google (CVE-2026-11286)
CVE-2026-11287 Vulnerability in google (CVE-2026-11287)
CVE-2026-11283 Vulnerability in google (CVE-2026-11283)
CVE-2026-11280 Vulnerability in google (CVE-2026-11280)
CVE-2026-11273 Vulnerability in google (CVE-2026-11273)
CVE-2026-11272 Vulnerability in privilege-escalation (CVE-2026-11272)
CVE-2026-11261 Vulnerability in google (CVE-2026-11261)
CVE-2026-11255 Vulnerability in google (CVE-2026-11255)
CVE-2026-11259 Vulnerability in google (CVE-2026-11259)
CVE-2026-11251 Vulnerability in google (CVE-2026-11251)
CVE-2026-11246 Vulnerability in google (CVE-2026-11246)
CVE-2026-11244 Vulnerability in google (CVE-2026-11244)
CVE-2026-11242 Vulnerability in google (CVE-2026-11242)
CVE-2026-11241 Vulnerability in privilege-escalation (CVE-2026-11241)
CVE-2026-11239 Vulnerability in privilege-escalation (CVE-2026-11239)

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