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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 2,283

ID Title
CVE-2026-21271 Vulnerability in adobe (CVE-2026-21271)
CVE-2026-21272 Vulnerability in adobe (CVE-2026-21272)
CVE-2026-20856 Vulnerability in microsoft (CVE-2026-20856)
CVE-2026-20812 Vulnerability in microsoft (CVE-2026-20812)
CVE-2026-0878 Vulnerability in mozilla (CVE-2026-0878)
CVE-2025-12543 Vulnerability in redhat (CVE-2025-12543)
CVE-2025-20393 KEV [KEV] Vulnerability in Cisco multiple-products (CVE-2025-20393)
CVE-2025-64666 Vulnerability in microsoft (CVE-2025-64666)
CVE-2025-12945 Vulnerability in netgear (CVE-2025-12945)
CVE-2025-48612 Vulnerability in google (CVE-2025-48612)
CVE-2024-3884 Vulnerability in dos (CVE-2024-3884)
CVE-2025-63397 Vulnerability in oneflow (CVE-2025-63397)
CVE-2025-54236 KEV [KEV] Vulnerability in Adobe commerce (CVE-2025-54236)
CVE-2025-59248 Vulnerability in microsoft (CVE-2025-59248)
CVE-2025-60787 Vulnerability in motioneye (CVE-2025-60787)
CVE-2025-11226 Vulnerability in spring (CVE-2025-11226)
CVE-2025-34161 Vulnerability in coollabs (CVE-2025-34161)
CVE-2025-34159 Vulnerability in coollabs (CVE-2025-34159)
CVE-2025-34157 Vulnerability in coollabs (CVE-2025-34157)
CVE-2025-50674 Vulnerability in openmediavault (CVE-2025-50674)
CVE-2025-25005 Vulnerability in microsoft (CVE-2025-25005)
CVE-2025-50492 Vulnerability in phpgurukul (CVE-2025-50492)
CVE-2025-50489 Vulnerability in phpgurukul (CVE-2025-50489)
CVE-2025-50490 Vulnerability in phpgurukul (CVE-2025-50490)
CVE-2025-50493 Vulnerability in phpgurukul (CVE-2025-50493)
CVE-2025-50494 Vulnerability in phpgurukul (CVE-2025-50494)
CVE-2025-6558 KEV [KEV] Vulnerability in Google chromium (CVE-2025-6558)
CVE-2025-5992 Vulnerability in dos (CVE-2025-5992)
CVE-2025-53471 Vulnerability in CVE-2025-53471 (CVE-2025-53471)
CVE-2025-44526 Vulnerability in dos (CVE-2025-44526)

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