Cross-Site Scripting

⚔️ Attack Types Related 8,164
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 8,458

Image ID Title
CVE-2026-3367 Cross-Site Scripting (XSS) in Lockme OAuth2 calendars integration (WordPress plugin) (CVE-2026-3367)
CVE-2026-13114 Cross-Site Scripting (XSS) in Motors – Car Dealership & Classified Listings Plugin (WordPress plugin) (CVE-2026-13114)
CVE-2026-58591 Cross-Site Scripting (XSS) in drupal/colorbox (CVE-2026-58591)
CVE-2026-58588 Cross-Site Scripting (XSS) in drupal/canvas (CVE-2026-58588)
CVE-2026-58587 Cross-Site Scripting (XSS) in drupal/canvas (CVE-2026-58587)
CVE-2026-55808 Cross-Site Scripting (XSS) in Drupal core (CVE-2026-55808)
CVE-2026-15084 Cross-Site Scripting (XSS) in Drupal UI) (CVE-2026-15084)
CVE-2026-15085 Cross-Site Scripting (XSS) in Drupal AI SEO/GEO Analyzer (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 Grist (CVE-2026-55665)
CVE-2026-55659 Cross-Site Scripting (XSS) in Grist (CVE-2026-55659)
CVE-2026-54163 Vulnerability in secure_headers (CVE-2026-54163)
CVE-2026-15295 Vulnerability in WordPress Infinite Scroll – Ajax Load More (WordPress plugin) (CVE-2026-15295)
CVE-2025-30008 Cross-Site Scripting (XSS) in HestiaCP (CVE-2025-30008)
CVE-2026-1667 Vulnerability in SEO Plugin by Squirrly SEO (WordPress plugin) (CVE-2026-1667)
CVE-2026-3251 Cross-Site Scripting (XSS) in Mezunum Satiyorum (CVE-2026-3251)
CVE-2026-8595 Cross-Site Scripting (XSS) in Grafana (CVE-2026-8595)
CVE-2026-61492 Cross-Site Scripting (XSS) in JetBrains YouTrack (CVE-2026-61492)
CVE-2026-59795 Cross-Site Scripting (XSS) in Jetbrains Teamcity (CVE-2026-59795)
CVE-2026-59794 Cross-Site Scripting (XSS) in Jetbrains Teamcity (CVE-2026-59794)
CVE-2026-56354 Open Redirect in n8n (CVE-2026-56354)
CVE-2026-29519 Cross-Site Scripting (XSS) in Lucee CFML Server (CVE-2026-29519)
CVE-2026-13247 Cross-Site Scripting (XSS) in WordPress (CVE-2026-13247)
CVE-2026-13710 Cross-Site Scripting (XSS) in WordPress (CVE-2026-13710)
CVE-2026-41877 Cross-Site Scripting (XSS) in R-SOFT DMS (CVE-2026-41877)
CVE-2026-12108 Cross-Site Scripting (XSS) in Highlighting Code Block (WordPress plugin) (CVE-2026-12108)
CVE-2026-12924 Cross-Site Scripting (XSS) in WordPress (CVE-2026-12924)
CVE-2026-9838 Cross-Site Scripting (XSS) in ICS Calendar (WordPress plugin) (CVE-2026-9838)

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