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Cwe 79

🧬 CWE Related 66
slug: cwe-79

Explanation

CWE-79は「Webアプリがユーザー入力をきちんと無害化せずに画面に出力してしまう欠陥」のことです。 結果として、攻撃者はWebページに悪意あるJavaScriptを埋め込めるようになり、見た人のCookie (ログイン情報) や入力情報を盗めるようになります。 対策はWebの基本中の基本: 出力時のHTMLエスケープです。
📌 Example
MySpace ワーム「Samy」 (2005): 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。
🔗 Related links

🔖 Related tags

Cwe 20125 Cwe 78120 Cwe 787105 Cwe 41699 Cwe 2296 Cwe 11990 Cwe 9484 Cwe 50270 Cwe 8954 Cwe 91844 Cwe 28443 Cwe 28741 Cwe 7740 Cwe 30638 Cwe 84337

🛡 Vulnerabilities tagged with this 5,220

ID Title
CVE-2026-31379 Path Traversal in apache (CVE-2026-31379)
CVE-2026-31906 Cross-Site Scripting (XSS) in apache (CVE-2026-31906)
CVE-2026-27964 Cross-Site Scripting (XSS) in facturascripts/facturascripts (CVE-2026-27964)
CVE-2026-27737 Cross-Site Scripting (XSS) in CVE-2026-27737 (CVE-2026-27737)
CVE-2026-45231 Cross-Site Scripting (XSS) in CVE-2026-45231 (CVE-2026-45231)
CVE-2026-45494 Microsoft Edge (Chromium-based) Spoofing Vulnerability
CVE-2026-29964 Cross-Site Scripting (XSS) in hsclabs (CVE-2026-29964)
CVE-2026-29965 Cross-Site Scripting (XSS) in hsclabs (CVE-2026-29965)
CVE-2026-45270 Cross-Site Scripting (XSS) in ci4-cms-erp/ci4ms (CVE-2026-45270)
CVE-2026-45138 Cross-Site Scripting (XSS) in ci4-cms-erp/ci4ms (CVE-2026-45138)
CVE-2026-45627 Cross-Site Scripting (XSS) in github.com/getarcaneapp/arcane/backend (CVE-2026-45627)
CVE-2026-7498 Cross-Site Scripting (XSS) in CVE-2026-7498 (CVE-2026-7498)
CVE-2026-3495 Cross-Site Scripting (XSS) in github.com/mattermost/mattermost/server/v8 (CVE-2026-3495)
CVE-2026-3220 Cross-Site Scripting (XSS) in wordpress (CVE-2026-3220)
CVE-2026-6495 Cross-Site Scripting (XSS) in wordpress (CVE-2026-6495)
CVE-2018-25331 Cross-Site Scripting (XSS) in CVE-2018-25331 (CVE-2018-25331)
CVE-2021-47981 Cross-Site Scripting (XSS) in csrf (CVE-2021-47981)
CVE-2021-47957 Cross-Site Scripting (XSS) in wordpress (CVE-2021-47957)
CVE-2021-47975 Cross-Site Scripting (XSS) in CVE-2021-47975 (CVE-2021-47975)
CVE-2021-47934 Cross-Site Scripting (XSS) in CVE-2021-47934 (CVE-2021-47934)
CVE-2021-47955 Cross-Site Scripting (XSS) in CVE-2021-47955 (CVE-2021-47955)
CVE-2020-37240 Cross-Site Scripting (XSS) in CVE-2020-37240 (CVE-2020-37240)
CVE-2020-37245 Cross-Site Scripting (XSS) in path-traversal (CVE-2020-37245)
CVE-2020-37233 Cross-Site Scripting (XSS) in wordpress (CVE-2020-37233)
CVE-2020-37235 Cross-Site Scripting (XSS) in wordpress (CVE-2020-37235)
CVE-2020-37236 Cross-Site Scripting (XSS) in CVE-2020-37236 (CVE-2020-37236)
CVE-2020-37237 Cross-Site Scripting (XSS) in CVE-2020-37237 (CVE-2020-37237)
CVE-2020-37238 Cross-Site Scripting (XSS) in CVE-2020-37238 (CVE-2020-37238)
CVE-2026-8656 Cross-Site Scripting (XSS) in CVE-2026-8656 (CVE-2026-8656)
CVE-2026-46367 Duplicate Advisory: phpMyFAQ: Stored XSS via Utils::parseUrl() in comment rendering

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