Cross-Site Scripting

⚔️ Attack Types Related 27
slug: xss

Explanation

XSSは「Webページの中に、攻撃者の悪意あるJavaScriptを忍び込ませる」攻撃です。 例えば掲示板に `<script>盗む()</script>` のような投稿をして、それを見た他のユーザーのCookie (ログイン情報) を盗む、といった攻撃が典型的です。 対策は「ユーザー入力を画面に出すときに、HTMLとして無害化 (エスケープ) する」こと。多くのフレームワークでは標準で対策されています。
📌 Example
2005年MySpaceワーム「Samy」: 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100万人に感染した有名事件。

🔖 Related tags

🛡 Vulnerabilities tagged with this 4,825

ID Title
CVE-2026-1382 Cross-Site Scripting (XSS) in wordpress (CVE-2026-1382)
CVE-2026-6939 Cross-Site Scripting (XSS) in wordpress (CVE-2026-6939)
CVE-2026-11591 Cross-Site Scripting (XSS) in wordpress (CVE-2026-11591)
CVE-2026-11898 Cross-Site Scripting (XSS) in wordpress (CVE-2026-11898)
CVE-2026-12126 Cross-Site Scripting (XSS) in wordpress (CVE-2026-12126)
CVE-2026-9738 Cross-Site Scripting (XSS) in wordpress (CVE-2026-9738)
CVE-2026-13378 Cross-Site Scripting (XSS) in wordpress (CVE-2026-13378)
CVE-2026-15097 Cross-Site Scripting (XSS) in wordpress (CVE-2026-15097)
CVE-2026-15096 Cross-Site Scripting (XSS) in wordpress (CVE-2026-15096)
CVE-2025-13968 Cross-Site Scripting (XSS) in wordpress (CVE-2025-13968)
CVE-2026-12141 Cross-Site Scripting (XSS) in wordpress (CVE-2026-12141)
CVE-2026-3367 Cross-Site Scripting (XSS) in wordpress (CVE-2026-3367)
CVE-2026-5743 Cross-Site Scripting (XSS) in wordpress (CVE-2026-5743)
CVE-2026-13114 Cross-Site Scripting (XSS) in wordpress (CVE-2026-13114)
CVE-2026-58588 Cross-Site Scripting (XSS) in drupal/canvas (CVE-2026-58588)
CVE-2026-58591 Cross-Site Scripting (XSS) in drupal/colorbox (CVE-2026-58591)
CVE-2026-58587 Cross-Site Scripting (XSS) in drupal/canvas (CVE-2026-58587)
CVE-2026-55808 Cross-Site Scripting (XSS) in drupal (CVE-2026-55808)
CVE-2026-15084 Cross-Site Scripting (XSS) in drupal/ui_patterns (CVE-2026-15084)
CVE-2026-15085 Cross-Site Scripting (XSS) in drupal/ai_seo (CVE-2026-15085)
CVE-2026-15082 Cross-Site Scripting (XSS) in drupal/siteimprove_analytics (CVE-2026-15082)
CVE-2026-13234 Cross-Site Scripting (XSS) in drupal/ai (CVE-2026-13234)
CVE-2026-13231 Cross-Site Scripting (XSS) in drupal/admin_feedback (CVE-2026-13231)
CVE-2026-55665 Cross-Site Scripting (XSS) in CVE-2026-55665 (CVE-2026-55665)
CVE-2026-55659 Cross-Site Scripting (XSS) in CVE-2026-55659 (CVE-2026-55659)
CVE-2026-54163 Cross-Site Scripting (XSS) in secure_headers (CVE-2026-54163)
CVE-2026-15295 Vulnerability in wordpress (CVE-2026-15295)
CVE-2025-30008 Cross-Site Scripting (XSS) in hestiacp (CVE-2025-30008)
CVE-2026-3251 Cross-Site Scripting (XSS) in CVE-2026-3251 (CVE-2026-3251)
CVE-2026-1667 Vulnerability in wordpress (CVE-2026-1667)

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