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 3,314

ID Title
CVE-2022-50957 Cross-Site Scripting (XSS) in drupal (CVE-2022-50957)
CVE-2022-50958 Cross-Site Scripting (XSS) in wordpress (CVE-2022-50958)
CVE-2022-50959 Cross-Site Scripting (XSS) in wordpress (CVE-2022-50959)
CVE-2022-50960 Cross-Site Scripting (XSS) in wordpress (CVE-2022-50960)
CVE-2022-50961 Cross-Site Scripting (XSS) in wordpress (CVE-2022-50961)
CVE-2022-50962 Cross-Site Scripting (XSS) in CVE-2022-50962 (CVE-2022-50962)
CVE-2022-50945 Cross-Site Scripting (XSS) in wordpress (CVE-2022-50945)
CVE-2022-50946 Cross-Site Scripting (XSS) in wordpress (CVE-2022-50946)
CVE-2022-50947 Cross-Site Scripting (XSS) in wordpress (CVE-2022-50947)
CVE-2022-50948 Cross-Site Scripting (XSS) in CVE-2022-50948 (CVE-2022-50948)
CVE-2022-50949 Cross-Site Scripting (XSS) in wordpress (CVE-2022-50949)
CVE-2021-47947 Cross-Site Scripting (XSS) in CVE-2021-47947 (CVE-2021-47947)
CVE-2021-47950 Cross-Site Scripting (XSS) in CVE-2021-47950 (CVE-2021-47950)
CVE-2021-47951 Cross-Site Scripting (XSS) in wordpress (CVE-2021-47951)
CVE-2022-50943 Cross-Site Scripting (XSS) in moodle (CVE-2022-50943)
CVE-2021-47929 Cross-Site Scripting (XSS) in CVE-2021-47929 (CVE-2021-47929)
CVE-2021-47931 Cross-Site Scripting (XSS) in CVE-2021-47931 (CVE-2021-47931)
CVE-2021-47922 Cross-Site Scripting (XSS) in CVE-2021-47922 (CVE-2021-47922)
CVE-2021-47924 Cross-Site Scripting (XSS) in CVE-2021-47924 (CVE-2021-47924)
CVE-2021-47925 Cross-Site Scripting (XSS) in CVE-2021-47925 (CVE-2021-47925)
CVE-2021-47926 Cross-Site Scripting (XSS) in CVE-2021-47926 (CVE-2021-47926)
CVE-2021-47927 Cross-Site Scripting (XSS) in wordpress (CVE-2021-47927)
CVE-2021-47907 Cross-Site Scripting (XSS) in CVE-2021-47907 (CVE-2021-47907)
CVE-2021-47910 Cross-Site Scripting (XSS) in CVE-2021-47910 (CVE-2021-47910)
CVE-2026-6735 Cross-Site Scripting (XSS) in libphp (CVE-2026-6735)
CVE-2026-8219 Cross-Site Scripting (XSS) in CVE-2026-8219 (CVE-2026-8219)
CVE-2026-8218 Cross-Site Scripting (XSS) in CVE-2026-8218 (CVE-2026-8218)
CVE-2026-8221 Cross-Site Scripting (XSS) in CVE-2026-8221 (CVE-2026-8221)
CVE-2026-8220 Cross-Site Scripting (XSS) in CVE-2026-8220 (CVE-2026-8220)
CVE-2026-8195 Cross-Site Scripting (XSS) in CVE-2026-8195 (CVE-2026-8195)

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