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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 2,859

Image ID Title
CVE-2026-44180 Vulnerability in jupyter_enterprise_gateway (CVE-2026-44180)
CVE-2026-37460 Missing input validation in the rfapiRibBi2Ri() function (rfapi_rib.c) of FRRouting (FRR) stable...
CVE-2026-35081 Vulnerability in Mbs Solutions (CVE-2026-35081)
CVE-2026-35049 Vulnerability in wire-ios (CVE-2026-35049)
CVE-2026-44367 Vulnerability in Apache (CVE-2026-44367)
CVE-2026-7195 Vulnerability in Progress Sitefinity (CVE-2026-7195)
CVE-2026-3620 Vulnerability in Word Replacer (WordPress plugin) (CVE-2026-3620)
CVE-2026-10566 Vulnerability in metagpt (CVE-2026-10566)
CVE-2026-28578 Vulnerability in Google (CVE-2026-28578)
CVE-2026-0085 Vulnerability in Google (CVE-2026-0085)
CVE-2026-0070 Vulnerability in Google (CVE-2026-0070)
CVE-2026-0078 Vulnerability in Google (CVE-2026-0078)
CVE-2026-0051 Vulnerability in Google (CVE-2026-0051)
CVE-2026-0018 Vulnerability in Google (CVE-2026-0018)
CVE-2025-22424 Vulnerability in Google (CVE-2025-22424)
CVE-2026-46243 Vulnerability in Linux kernel (CVE-2026-46243)
CVE-2026-42588 Vulnerability in activemq (CVE-2026-42588)
CVE-2026-45505 Vulnerability in activemq (CVE-2026-45505)
CVE-2026-48188 Vulnerability in OTRS (CVE-2026-48188)
CVE-2026-47201 Vulnerability in goauthentik.io (CVE-2026-47201)
CVE-2026-45352 Vulnerability in cpp-httplib (CVE-2026-45352)
CVE-2026-47255 Vulnerability in @agenticmail/api (CVE-2026-47255)
CVE-2026-44518 Vulnerability in liboqs (CVE-2026-44518)
CVE-2026-45628 Dokploy is a free, self-hostable Platform as a Service (PaaS). In 0.29.2 and earlier, Dokploy constructs shell commands…
CVE-2026-45615 Vulnerability in c (CVE-2026-45615)
CVE-2026-9880 Vulnerability in Google Chrome (CVE-2026-9880)
CVE-2026-9885 Vulnerability in Google Chrome (CVE-2026-9885)
CVE-2026-9898 Vulnerability in Google Chrome (CVE-2026-9898)
CVE-2026-9903 Vulnerability in Google Chrome (CVE-2026-9903)
CVE-2026-10020 Vulnerability in Google Chrome (CVE-2026-10020)

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