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 8,516

Image ID Title
CVE-2026-34902 Cross-Site Scripting (XSS) in WooCommerce Product Table Lite (CVE-2026-34902)
CVE-2025-68851 Cross-Site Scripting (XSS) in Okay Toolkit (CVE-2025-68851)
CVE-2026-34900 Cross-Site Scripting (XSS) in GiveWP (CVE-2026-34900)
CVE-2026-50876 Cross-Site Scripting (XSS) in Deck9 Input (CVE-2026-50876)
CVE-2026-37216 Cross-Site Scripting (XSS) in Ruoyi (CVE-2026-37216)
CVE-2026-36521 Cross-Site Scripting (XSS) in PublicCMS (CVE-2026-36521)
CVE-2026-49978 Cross-Site Scripting (XSS) in dompurify (CVE-2026-49978)
CVE-2026-65901 Cross-Site Scripting (XSS) in dompurify (CVE-2026-65901)
CVE-2026-49458 Vulnerability in dompurify (CVE-2026-49458)
CVE-2026-49459 Vulnerability in dompurify (CVE-2026-49459)
CVE-2026-49294 Cross-Site Scripting (XSS) in Valhalla (CVE-2026-49294)
CVE-2026-54265 Cross-Site Scripting (XSS) in @angular/compiler (CVE-2026-54265)
CVE-2026-50557 Cross-Site Scripting (XSS) in @angular/core (CVE-2026-50557)
CVE-2026-50556 Cross-Site Scripting (XSS) in @angular/platform-server (CVE-2026-50556)
CVE-2026-50555 Cross-Site Scripting (XSS) in @angular/platform-server (CVE-2026-50555)
CVE-2026-52725 Cross-Site Scripting (XSS) in @angular/core (CVE-2026-52725)
CVE-2025-15659 Cross-Site Scripting (XSS) in Elizaibots (CVE-2025-15659)
CVE-2025-15658 Cross-Site Scripting (XSS) in WP Emmet (CVE-2025-15658)
CVE-2016-20084 Cross-Site Scripting (XSS) in WordPress appointment-booking-calendar (CVE-2016-20084)
CVE-2016-20070 Cross-Site Scripting (XSS) in WordPress Booking Calendar Contact Form (CVE-2016-20070)
CVE-2016-20066 Cross-Site Scripting (XSS) in WordPress CP Polls (CVE-2016-20066)
CVE-2026-9278 Vulnerability in Form Builder CP (WordPress plugin) (CVE-2026-9278)
CVE-2026-12202 Cross-Site Scripting (XSS) in intelliants/subrion (CVE-2026-12202)
CVE-2026-12176 A vulnerability has been found in SourceCodester CET Automated Grading System with AI Predictive...
CVE-2026-5513 Cross-Site Scripting (XSS) in Online Scheduling and Appointment Booking System – Bookly (WordPress plugin) (CVE-2026-5513)
CVE-2026-3297 Cross-Site Scripting (XSS) in WordPress (CVE-2026-3297)
CVE-2026-9629 Cross-Site Scripting (XSS) in Canvas (WordPress plugin) (CVE-2026-9629)
CVE-2026-9134 Cross-Site Scripting (XSS) in FooGallery (WordPress plugin) (CVE-2026-9134)
CVE-2026-9061 Cross-Site Scripting (XSS) in Store Locator (WordPress plugin) (CVE-2026-9061)
CVE-2026-9109 Cross-Site Scripting (XSS) in WordPress (CVE-2026-9109)

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