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-2026-48951 Cross-Site Scripting (XSS) in Joomla (CVE-2026-48951)
CVE-2026-48952 Cross-Site Scripting (XSS) in Joomla (CVE-2026-48952)
CVE-2026-48953 Cross-Site Scripting (XSS) in Joomla (CVE-2026-48953)
CVE-2025-12799 Cross-Site Scripting (XSS) in Jastow (CVE-2025-12799)
CVE-2025-66470 Cross-Site Scripting (XSS) in nicegui (CVE-2025-66470)
CVE-2025-62800 Cross-Site Scripting (XSS) in fastmcp (CVE-2025-62800)
CVE-2025-62172 Cross-Site Scripting (XSS) in homeassistant (CVE-2025-62172)
CVE-2025-53354 Cross-Site Scripting (XSS) in nicegui (CVE-2025-53354)
CVE-2026-12948 Cross-Site Scripting (XSS) in Digi PortServer TS (CVE-2026-12948)
CVE-2026-8309 Cross-Site Scripting (XSS) in Armiya Information Technologies Ltd (CVE-2026-8309)
CVE-2026-7380 Vulnerability in Armiya Information Technologies Ltd (CVE-2026-7380)
CVE-2026-8306 Cross-Site Scripting (XSS) in Armiya Information Technologies Ltd (CVE-2026-8306)
CVE-2026-11328 Cross-Site Scripting (XSS) in Exclusive Addons for Elementor (WordPress plugin) (CVE-2026-11328)
CVE-2026-53641 Cross-Site Scripting (XSS) in FOSSBilling (CVE-2026-53641)
CVE-2026-59710 Cross-Site Scripting (XSS) in showdown (CVE-2026-59710)
CVE-2026-55630 Cross-Site Scripting (XSS) in kiwitcms (CVE-2026-55630)
CVE-2026-59711 Cross-Site Scripting (XSS) in showdown (CVE-2026-59711)
CVE-2026-12154 Cross-Site Scripting (XSS) in Reviews Widgets for Google, Yelp & TripAdvisor (WordPress plugin) (CVE-2026-12154)
CVE-2025-53831 DrawIO for ownCloud is an application for using DrawIO with the file storage, synchronization, and sharing application…
CVE-2026-14791 Cross-Site Scripting (XSS) in crater-invoice-inc crater (CVE-2026-14791)
CVE-2026-14752 Cross-Site Scripting (XSS) in mjperpinosa stumasy (CVE-2026-14752)
CVE-2026-14704 Cross-Site Scripting (XSS) in stephen-kruger bluebox (CVE-2026-14704)
CVE-2026-14655 Cross-Site Scripting (XSS) in code-projects Assessment Management (CVE-2026-14655)
CVE-2026-14656 Cross-Site Scripting (XSS) in code-projects Assessment Management (CVE-2026-14656)
CVE-2026-14634 Cross-Site Scripting (XSS) in kirilkirkov Ecommerce-CodeIgniter-Bootstrap (CVE-2026-14634)
CVE-2026-14633 Cross-Site Scripting (XSS) in kirilkirkov Ecommerce-CodeIgniter-Bootstrap (CVE-2026-14633)
CVE-2026-58298 Cross-Site Scripting (XSS) in Microsoft Edge (CVE-2026-58298)
CVE-2026-58524 Cross-Site Scripting (XSS) in Microsoft Edge (CVE-2026-58524)
CVE-2026-57977 Cross-Site Scripting (XSS) in Microsoft Edge (CVE-2026-57977)
CVE-2026-4322 Cross-Site Scripting (XSS) in Destekz (CVE-2026-4322)

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