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Cwe 20

🧬 CWE Related 2,857
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 798692 Cwe 894154 Cwe 8624040 Cwe 2844030 Cwe 4163898 Cwe 1193185 Cwe 2003145 Cwe 1253116 Cwe 222773 Cwe 7872520 Cwe 782028 Cwe 941871 Cwe 8631869 Cwe 1221801 Cwe 741796

🛡 Vulnerabilities tagged with this 2,857

Image ID Title
CVE-2026-11737 Vulnerability in Netgear Rax20 Firmware (CVE-2026-11737)
CVE-2026-48056 Vulnerability in Streambert (CVE-2026-48056)
CVE-2026-73158 Vulnerability in Affected (CVE-2026-73158)
CVE-2026-71217 Vulnerability in iperf3 (CVE-2026-71217)
CVE-2026-72867 Vulnerability in Dokploy (CVE-2026-72867)
CVE-2026-72728 Vulnerability in Discourse (CVE-2026-72728)
CVE-2026-42537 Vulnerability in Apache (CVE-2026-42537)
CVE-2026-40920 Vulnerability in Apache (CVE-2026-40920)
CVE-2026-21066 Vulnerability in Samsung (CVE-2026-21066)
CVE-2026-21071 Vulnerability in Samsung (CVE-2026-21071)
CVE-2026-21065 Vulnerability in Samsung (CVE-2026-21065)
CVE-2026-21083 Vulnerability in Smart Switch (CVE-2026-21083)
CVE-2026-21072 Vulnerability in Samsung (CVE-2026-21072)
CVE-2026-21070 Vulnerability in Samsung Message (CVE-2026-21070)
CVE-2026-21060 Vulnerability in Samsung Contacts (CVE-2026-21060)
CVE-2026-21061 Vulnerability in Samsung Dialer (CVE-2026-21061)
CVE-2026-21058 Vulnerability in Samsung Contacts (CVE-2026-21058)
CVE-2026-19363 Information Disclosure in lmammino oidc-authorizer (CVE-2026-19363)
CVE-2026-9031 Vulnerability in HTTP-WRITEOEM handler (CVE-2026-9031)
CVE-2026-47662 Vulnerability in Pathling (CVE-2026-47662)
CVE-2026-50540 Vulnerability in Kata Containers (CVE-2026-50540)
CVE-2026-47664 Vulnerability in Pathling (CVE-2026-47664)
CVE-2026-62293 Vulnerability in HAPI FHIR (CVE-2026-62293)
CVE-2026-62295 Vulnerability in HAPI FHIR (CVE-2026-62295)
CVE-2026-62296 Vulnerability in HAPI FHIR (CVE-2026-62296)
CVE-2026-54217 Vulnerability in TeamDavid Webbox (CVE-2026-54217)
CVE-2026-54208 Vulnerability in TeamDavid Webbox (CVE-2026-54208)
CVE-2026-54206 Vulnerability in Tobit Laboratories AG TeamDavid (CVE-2026-54206)
CVE-2026-54205 Vulnerability in Tobit Laboratories AG TeamDavid (CVE-2026-54205)
CVE-2026-54207 Vulnerability in Tobit Laboratories AG TeamDavid (CVE-2026-54207)

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