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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-2025-40899 Cross-Site Scripting (XSS) in c (CVE-2025-40899)
CVE-2026-26291 Cross-Site Scripting (XSS) in CVE-2026-26291 (CVE-2026-26291)
CVE-2025-65134 Cross-Site Scripting (XSS) in CVE-2025-65134 (CVE-2025-65134)
CVE-2026-37980 Cross-Site Scripting (XSS) in redhat (CVE-2026-37980)
CVE-2025-63743 Cross-Site Scripting (XSS) in CVE-2025-63743 (CVE-2025-63743)
CVE-2026-6179 Cross-Site Scripting (XSS) in fptsoftware (CVE-2026-6179)
CVE-2026-31845 Cross-Site Scripting (XSS) in CVE-2026-31845 (CVE-2026-31845)
CVE-2026-21904 Cross-Site Scripting (XSS) in juniper (CVE-2026-21904)
CVE-2025-70365 Cross-Site Scripting (XSS) in c (CVE-2025-70365)
CVE-2026-22675 Cross-Site Scripting (XSS) in ocsinventory-ng (CVE-2026-22675)
CVE-2026-31313 Cross-Site Scripting (XSS) in feehi (CVE-2026-31313)
CVE-2018-25247 Cross-Site Scripting (XSS) in mybb (CVE-2018-25247)
CVE-2026-47099 Cross-Site Scripting (XSS) in telejson (CVE-2026-47099)
CVE-2026-35466 Cross-Site Scripting (XSS) in cmu (CVE-2026-35466)
CVE-2026-2737 Cross-Site Scripting (XSS) in progress (CVE-2026-2737)
CVE-2026-30526 Cross-Site Scripting (XSS) in pushpam02 (CVE-2026-30526)
CVE-2026-29598 Cross-Site Scripting (XSS) in CVE-2026-29598 (CVE-2026-29598)
CVE-2026-30082 Cross-Site Scripting (XSS) in CVE-2026-30082 (CVE-2026-30082)
CVE-2026-33941 Cross-Site Scripting (XSS) in handlebarsjs (CVE-2026-33941)
CVE-2026-30567 Cross-Site Scripting (XSS) in ahsanriaz26gmailcom (CVE-2026-30567)
CVE-2026-56358 Cross-Site Scripting (XSS) in n8n (CVE-2026-56358)
CVE-2026-5010 Cross-Site Scripting (XSS) in CVE-2026-5010 (CVE-2026-5010)
CVE-2026-33758 Vulnerability in openbao (CVE-2026-33758)
CVE-2025-61190 Cross-Site Scripting (XSS) in lyrasis (CVE-2025-61190)
CVE-2026-32859 Cross-Site Scripting (XSS) in CVE-2026-32859 (CVE-2026-32859)
CVE-2026-33559 Cross-Site Scripting (XSS) in wordpress (CVE-2026-33559)
CVE-2026-34071 Cross-Site Scripting (XSS) in stirling (CVE-2026-34071)
CVE-2026-29934 Cross-Site Scripting (XSS) in lightcms-project (CVE-2026-29934)
CVE-2026-30587 Cross-Site Scripting (XSS) in seafile (CVE-2026-30587)
CVE-2026-28861 Cross-Site Scripting (XSS) in apple (CVE-2026-28861)

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