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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-2026-16434 Vulnerability in Adminer (CVE-2026-16434)
CVE-2026-55371 Vulnerability in OpenEXR (CVE-2026-55371)
CVE-2026-76816 Vulnerability in Netty (CVE-2026-76816)
CVE-2026-72711 The Lean 4 kernel does not check that the body of an opaque declaration is closed. environment:...
CVE-2026-78329 Vulnerability in org.apache.camel:camel-undertow (CVE-2026-78329)
CVE-2026-63621 Vulnerability in org.apache.camel:camel-knative (CVE-2026-63621)
CVE-2026-71300 Vulnerability in org.apache.camel:camel-atmosphere-websocket (CVE-2026-71300)
CVE-2026-59230 Vulnerability in org.apache.camel:camel-mail (CVE-2026-59230)
CVE-2026-59568 Multiple vulnerabilities on affected versions of Zscaler Client Connector allow remote code...
CVE-2026-76840 Vulnerability in RustDesk (CVE-2026-76840)
CVE-2026-75975 Vulnerability in fast-uri (CVE-2026-75975)
CVE-2026-78147 Vulnerability in ggml-org llama.cpp bec4772f6 (CVE-2026-78147)
CVE-2026-7808 Vulnerability in justhtml (CVE-2026-7808)
CVE-2026-5388 Vulnerability in justhtml (CVE-2026-5388)
CVE-2026-2996 Vulnerability in Advanced Product Fields (Product Addons) for WooCommerce (WordPress plugin) (CVE-2026-2996)
CVE-2026-63421 Vulnerability in @keystone-6/core (CVE-2026-63421)
CVE-2026-77710 A vulnerability in misp-stix could allow a crafted STIX document to influence security-sensitive...
CVE-2026-65645 Vulnerability in Rocketchat (CVE-2026-65645)
CVE-2026-16520 Vulnerability in Genian NAC (CVE-2026-16520)
CVE-2026-77645 A critical remote code execution (RCE) vulnerability has been reported in PTC Windchill and PTC...
CVE-2026-70105 Vulnerability in Microsoft Office (CVE-2026-70105)
CVE-2026-66785 Vulnerability in Submariner (CVE-2026-66785)
CVE-2026-53587 Vulnerability in libgit2 (CVE-2026-53587)
CVE-2026-43678 Vulnerability in Apple Swiftnio (CVE-2026-43678)
CVE-2026-54182 Vulnerability in backpack/crud (CVE-2026-54182)
CVE-2026-76387 Vulnerability in Splunk Enterprise Security (CVE-2026-76387)
CVE-2026-76332 Vulnerability in Splunk Enterprise (CVE-2026-76332)
CVE-2026-76330 Vulnerability in Splunk Enterprise (CVE-2026-76330)
CVE-2026-76323 Vulnerability in Splunk Enterprise (CVE-2026-76323)
CVE-2026-19509 Improper input validation in `ajaxSet_wireless_network_configuration.jst` in RDK-B WebUI `rdkb...

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