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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-2026-61427 Vulnerability in praisonai (CVE-2026-61427)
CVE-2026-56398 Vulnerability in open-webui (CVE-2026-56398)
CVE-2026-56349 Vulnerability in n8n (CVE-2026-56349)
CVE-2026-48353 Vulnerability in Adobe macOS (CVE-2026-48353)
CVE-2026-48352 Vulnerability in Adobe macOS (CVE-2026-48352)
CVE-2026-48351 Vulnerability in Adobe macOS (CVE-2026-48351)
CVE-2026-48334 Vulnerability in Adobe Windows (CVE-2026-48334)
CVE-2026-48312 Vulnerability in Adobe macOS (CVE-2026-48312)
CVE-2026-48302 Vulnerability in Adobe macOS (CVE-2026-48302)
CVE-2026-15769 Vulnerability in Google Chrome (CVE-2026-15769)
CVE-2026-15778 Vulnerability in Google Chrome (CVE-2026-15778)
CVE-2026-13001 Vulnerability in Podlove Podcast Publisher (WordPress plugin) (CVE-2026-13001)
CVE-2026-48328 Vulnerability in Adobe Coldfusion (CVE-2026-48328)
CVE-2026-48284 Vulnerability in Adobe Coldfusion (CVE-2026-48284)
CVE-2026-48308 Vulnerability in Premiere Pro (CVE-2026-48308)
CVE-2026-47470 NVIDIA TensorRT-LLM for any platform contains a vulnerability in the gRPC server chat API...
CVE-2026-15771 Vulnerability in Google Chrome (CVE-2026-15771)
CVE-2026-50417 Vulnerability in Windows NTFS (CVE-2026-50417)
CVE-2026-50370 Vulnerability in Windows DHCP Server (CVE-2026-50370)
CVE-2026-50328 Vulnerability in Windows Server Update Service (CVE-2026-50328)
CVE-2026-15757 Vulnerability in NETGEAR DGND3700v1 (CVE-2026-15757)
CVE-2026-62658 A security flaw was discovered in certain NETGEAR Nighthawk RAX series routers that could allow...
CVE-2026-62659 Vulnerability in NETGEAR WAX333 Access Point (CVE-2026-62659)
CVE-2026-62656 A security flaw was found in certain NETGEAR RAX models that could allow a logged-in user to send...
CVE-2026-55124 Vulnerability in Microsoft Sharepoint Server (CVE-2026-55124)
CVE-2026-50670 Vulnerability in Windows Kernel (CVE-2026-50670)
CVE-2026-55899 Vulnerability in Microsoft Excel (CVE-2026-55899)
CVE-2026-44300 Vulnerability in github.com/opencost/opencost (CVE-2026-44300)
CVE-2026-13699 Vulnerability in Eclipse KUKSA Databroker (CVE-2026-13699)
CVE-2026-6790 Vulnerability in org.eclipse.jetty:jetty-server (CVE-2026-6790)

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