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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-2026-21947 Cross-Site Scripting (XSS) in java (CVE-2026-21947)
CVE-2026-36358 Cross-Site Scripting (XSS) in CVE-2026-36358 (CVE-2026-36358)
CVE-2026-44903 Cross-Site Scripting (XSS) in github.com/prometheus/prometheus (CVE-2026-44903)
CVE-2026-35453 Cross-Site Scripting (XSS) in phpoffice/phpspreadsheet (CVE-2026-35453)
CVE-2026-38432 Cross-Site Scripting (XSS) in frappe (CVE-2026-38432)
CVE-2025-52206 ISPConfig 3.3.0 is vulnerable to Cross Site Scripting (XSS) via the system status webpage.
CVE-2026-27694 Cross-Site Scripting (XSS) in traccar (CVE-2026-27694)
CVE-2026-42138 Cross-Site Scripting (XSS) in langgenius (CVE-2026-42138)
CVE-2026-42086 Cross-Site Scripting (XSS) in openc3 (CVE-2026-42086)
CVE-2026-42052 Cross-Site Scripting (XSS) in beets (CVE-2026-42052)
CVE-2026-42090 Cross-Site Scripting (XSS) in streetwriters (CVE-2026-42090)
CVE-2025-14320 Cross-Site Scripting (XSS) in CVE-2025-14320 (CVE-2025-14320)
CVE-2026-37503 Cross-Site Scripting (XSS) in v2board (CVE-2026-37503)
CVE-2026-40296 Cross-Site Scripting (XSS) in phpoffice/phpspreadsheet (CVE-2026-40296)
CVE-2026-38949 Cross-Site Scripting (XSS) in CVE-2026-38949 (CVE-2026-38949)
CVE-2026-5362 Cross-Site Scripting (XSS) in pimcore (CVE-2026-5362)
CVE-2026-38936 Cross-Site Scripting (XSS) in CVE-2026-38936 (CVE-2026-38936)
CVE-2026-38935 Cross-Site Scripting (XSS) in CVE-2026-38935 (CVE-2026-38935)
CVE-2026-6999 Cross-Site Scripting (XSS) in CVE-2026-6999 (CVE-2026-6999)
CVE-2026-3007 Cross-Site Scripting (XSS) in CVE-2026-3007 (CVE-2026-3007)
CVE-2026-3837 Cross-Site Scripting (XSS) in frappe (CVE-2026-3837)
CVE-2026-3673 Cross-Site Scripting (XSS) in frappe (CVE-2026-3673)
CVE-2018-25269 Cross-Site Scripting (XSS) in icewarp (CVE-2018-25269)
CVE-2026-40451 Cross-Site Scripting (XSS) in CVE-2026-40451 (CVE-2026-40451)
CVE-2025-10354 Cross-Site Scripting (XSS) in CVE-2025-10354 (CVE-2025-10354)
CVE-2026-3317 Cross-Site Scripting (XSS) in CVE-2026-3317 (CVE-2026-3317)
CVE-2024-7083 Cross-Site Scripting (XSS) in wordpress (CVE-2024-7083)
CVE-2025-48700 KEV [KEV] Cross-Site Scripting (XSS) in Synacor zimbra-collaboration-suite-zcs (CVE-2025-48700)
CVE-2026-33436 Vulnerability in stirlingpdf (CVE-2026-33436)
CVE-2026-56761 Cross-Site Scripting (XSS) in hono (CVE-2026-56761)

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