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 8,556

Image ID Title
CVE-2026-49384 Cross-Site Scripting (XSS) in JetBrains PyCharm (CVE-2026-49384)
CVE-2026-49375 Cross-Site Scripting (XSS) in Jetbrains Teamcity (CVE-2026-49375)
CVE-2026-49368 Cross-Site Scripting (XSS) in JetBrains YouTrack (CVE-2026-49368)
CVE-2026-49371 Cross-Site Scripting (XSS) in Jetbrains Teamcity (CVE-2026-49371)
CVE-2026-45668 Path Traversal in Trilium Notes (CVE-2026-45668)
CVE-2026-36324 Cross-Site Scripting (XSS) in SourceCodester Doctor Appointment System (CVE-2026-36324)
CVE-2026-33386 Cross-Site Scripting (XSS) in QuickCMS (CVE-2026-33386)
CVE-2018-25384 Cross-Site Scripting (XSS) in Wikidforum (CVE-2018-25384)
CVE-2026-47694 Cross-Site Scripting (XSS) in WWBN/AVideo (CVE-2026-47694)
CVE-2026-48527 Cross-Site Scripting (XSS) in @haxtheweb/haxcms-nodejs (CVE-2026-48527)
CVE-2026-45551 Cross-Site Scripting (XSS) in Group-Office (CVE-2026-45551)
CVE-2026-9811 Cross-Site Scripting (XSS) in mautic/core (CVE-2026-9811)
CVE-2026-9809 Cross-Site Scripting (XSS) in mautic/core (CVE-2026-9809)
CVE-2026-10058 ITS Intelligent SCADA System developed by ITP Technology has a Stored Cross-Site Scripting...
CVE-2026-10057 ITS Intelligent SCADA System developed by ITP Technology has a Stored Cross-Site Scripting...
CVE-2026-9243 Cross-Site Scripting (XSS) in Plus Addons for Elementor (WordPress plugin) (CVE-2026-9243)
CVE-2025-11262 Cross-Site Scripting (XSS) in Link Whisper Free (WordPress plugin) (CVE-2025-11262)
CVE-2025-14042 Cross-Site Scripting (XSS) in WordPress (CVE-2025-14042)
CVE-2026-6275 Cross-Site Scripting (XSS) in StatCounter – Free Real Time Visitor Stats (WordPress plugin) (CVE-2026-6275)
CVE-2026-9714 Cross-Site Scripting (XSS) in Simple Divi Shortcode (WordPress plugin) (CVE-2026-9714)
CVE-2026-7430 Cross-Site Scripting (XSS) in Post Snippets (WordPress plugin) (CVE-2026-7430)
CVE-2026-45343 Cross-Site Scripting (XSS) in LinkAce (CVE-2026-45343)
CVE-2026-9646 Vulnerability in Scadabr (CVE-2026-9646)
CVE-2026-45753 Cross-Site Scripting (XSS) in symfony/html-sanitizer (CVE-2026-45753)
CVE-2026-6824 A stored cross-site scripting (XSS) vulnerability exists in certain 1xxx series NVR devices due...
CVE-2026-47759 Cross-Site Scripting (XSS) in tinymce (CVE-2026-47759)
CVE-2026-47760 Cross-Site Scripting (XSS) in tinymce (CVE-2026-47760)
CVE-2026-47761 Cross-Site Scripting (XSS) in tinymce (CVE-2026-47761)
CVE-2026-47762 Cross-Site Scripting (XSS) in tinymce (CVE-2026-47762)
CVE-2026-4334 Cross-Site Scripting (XSS) in Shariff Wrapper (WordPress plugin) (CVE-2026-4334)

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