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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 1,691

ID Title
CVE-2026-11239 Vulnerability in privilege-escalation (CVE-2026-11239)
CVE-2026-11240 Vulnerability in google (CVE-2026-11240)
CVE-2026-11235 Vulnerability in google (CVE-2026-11235)
CVE-2026-11237 Vulnerability in google (CVE-2026-11237)
CVE-2026-11233 Vulnerability in google (CVE-2026-11233)
CVE-2026-11223 Vulnerability in google (CVE-2026-11223)
CVE-2026-11220 Vulnerability in google (CVE-2026-11220)
CVE-2026-11218 Vulnerability in google (CVE-2026-11218)
CVE-2026-11221 Vulnerability in google (CVE-2026-11221)
CVE-2026-11213 Vulnerability in google (CVE-2026-11213)
CVE-2026-11207 Vulnerability in google (CVE-2026-11207)
CVE-2026-11202 Vulnerability in google (CVE-2026-11202)
CVE-2026-11205 Vulnerability in google (CVE-2026-11205)
CVE-2026-11199 Vulnerability in google (CVE-2026-11199)
CVE-2026-11198 Vulnerability in google (CVE-2026-11198)
CVE-2026-11192 Vulnerability in google (CVE-2026-11192)
CVE-2026-11189 Vulnerability in google (CVE-2026-11189)
CVE-2026-11158 Vulnerability in google (CVE-2026-11158)
CVE-2026-11151 Vulnerability in google (CVE-2026-11151)
CVE-2026-11149 Vulnerability in privilege-escalation (CVE-2026-11149)
CVE-2026-11146 Vulnerability in google (CVE-2026-11146)
CVE-2026-11140 Vulnerability in google (CVE-2026-11140)
CVE-2026-11128 Vulnerability in google (CVE-2026-11128)
CVE-2026-11126 Vulnerability in google (CVE-2026-11126)
CVE-2026-11121 Vulnerability in google (CVE-2026-11121)
CVE-2026-11120 Vulnerability in google (CVE-2026-11120)
CVE-2026-11119 Vulnerability in google (CVE-2026-11119)
CVE-2026-11105 Vulnerability in google (CVE-2026-11105)
CVE-2026-11112 Vulnerability in google (CVE-2026-11112)
CVE-2026-11113 Vulnerability in google (CVE-2026-11113)

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