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Cwe 79

🧬 CWE Related 66
slug: cwe-79

Explanation

CWE-79は「Webアプリがユーザー入力をきちんと無害化せずに画面に出力してしまう欠陥」のことです。 結果として、攻撃者はWebページに悪意あるJavaScriptを埋め込めるようになり、見た人のCookie (ログイン情報) や入力情報を盗めるようになります。 対策はWebの基本中の基本: 出力時のHTMLエスケープです。
📌 Example
MySpace ワーム「Samy」 (2005): 1人の投稿が見るだけで他人のプロフィールにコピーされ、24時間で100万人に感染した。
🔗 Related links

🔖 Related tags

Cwe 20125 Cwe 78120 Cwe 787105 Cwe 41699 Cwe 2296 Cwe 11990 Cwe 9484 Cwe 50270 Cwe 8954 Cwe 91844 Cwe 28443 Cwe 28741 Cwe 7740 Cwe 30638 Cwe 84337

🛡 Vulnerabilities tagged with this 3,521

ID Title
CVE-2026-24751 Cross-Site Scripting (XSS) in accellion (CVE-2026-24751)
CVE-2026-42678 Cross-Site Scripting (XSS) in CVE-2026-42678 (CVE-2026-42678)
CVE-2026-42676 Cross-Site Scripting (XSS) in CVE-2026-42676 (CVE-2026-42676)
CVE-2026-48865 Cross-Site Scripting (XSS) in CVE-2026-48865 (CVE-2026-48865)
CVE-2026-48559 Cross-Site Scripting (XSS) in cpp (CVE-2026-48559)
CVE-2026-42681 Cross-Site Scripting (XSS) in CVE-2026-42681 (CVE-2026-42681)
CVE-2026-48839 Cross-Site Scripting (XSS) in CVE-2026-48839 (CVE-2026-48839)
CVE-2026-42683 Cross-Site Scripting (XSS) in CVE-2026-42683 (CVE-2026-42683)
CVE-2024-12914 Cross-Site Scripting (XSS) in CVE-2024-12914 (CVE-2024-12914)
CVE-2026-9308 Cross-Site Scripting (XSS) in mozilla (CVE-2026-9308)
CVE-2026-9309 Cross-Site Scripting (XSS) in mozilla (CVE-2026-9309)
CVE-2026-25599 Cross-Site Scripting (XSS) in CVE-2026-25599 (CVE-2026-25599)
CVE-2026-10247 Cross-Site Scripting (XSS) in CVE-2026-10247 (CVE-2026-10247)
CVE-2026-10246 Cross-Site Scripting (XSS) in CVE-2026-10246 (CVE-2026-10246)
CVE-2026-10244 Cross-Site Scripting (XSS) in CVE-2026-10244 (CVE-2026-10244)
CVE-2026-10245 Cross-Site Scripting (XSS) in CVE-2026-10245 (CVE-2026-10245)
CVE-2026-8474 Cross-Site Scripting (XSS) in CVE-2026-8474 (CVE-2026-8474)
CVE-2026-9024 Cross-Site Scripting (XSS) in CVE-2026-9024 (CVE-2026-9024)
CVE-2026-42253 Cross-Site Scripting (XSS) in activemq (CVE-2026-42253)
CVE-2026-40544 Cross-Site Scripting (XSS) in CVE-2026-40544 (CVE-2026-40544)
CVE-2026-40545 Cross-Site Scripting (XSS) in CVE-2026-40545 (CVE-2026-40545)
CVE-2026-10234 Cross-Site Scripting (XSS) in CVE-2026-10234 (CVE-2026-10234)
CVE-2026-10228 Cross-Site Scripting (XSS) in CVE-2026-10228 (CVE-2026-10228)
CVE-2026-48209 Cross-Site Scripting (XSS) in c (CVE-2026-48209)
CVE-2026-10173 Cross-Site Scripting (XSS) in vue (CVE-2026-10173)
CVE-2026-10153 Cross-Site Scripting (XSS) in CVE-2026-10153 (CVE-2026-10153)
CVE-2026-10112 Cross-Site Scripting (XSS) in CVE-2026-10112 (CVE-2026-10112)
CVE-2026-34127 Cross-Site Scripting (XSS) in tp-link (CVE-2026-34127)
CVE-2026-49381 In JetBrains TeamCity before 2026.1 stored XSS on the SAML login page was possible
CVE-2026-49384 In JetBrains PyCharm before 2025.3.4 stored XSS in Jupyter notebook Markdown cells was possible

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