Falhas do tipo CWE-79

28.608 resultados

Injeção de Script entre Sites (XSS)

Ocorre quando a aplicação insere dados não validados do usuário diretamente em páginas HTML enviadas ao navegador, permitindo que atacantes injetem código JavaScript malicioso. O navegador executa esse script com os mesmos privilégios da sessão legítima, comprometendo dados da vítima ou sua conta.

Exemplo

Um formulário de busca que exibe o termo digitado na página sem sanitização: se você buscar por '<script>alert(1)</script>', esse script será executado no navegador de quem abrir o resultado. Um atacante pode roubar cookies de sessão ou redirecionar para um site falso.

Como mitigar

Valide e escape todos os dados do usuário antes de renderizar em HTML (use funções nativas como textContent em vez de innerHTML). Para entrada de dados, liste o que é permitido (whitelist); para saída, contextualize o escape (HTML, JavaScript, URL). Use Content Security Policy (CSP) como camada adicional para restringir execução de scripts inline.

CVE-2017-0931—html-janitor node module suffers from a Cross-Site Scripting (XSS) vulnerability via clean() accepting user-controlled values.EPSS 1.1%CVE-2017-15888—Cross-site scripting (XSS) vulnerability in Custom Internet Radio List in Synology Audio Station before 6.3.0-3260 allows remote authenticatEPSS 1.1%CVE-2020-3583MEDIUMCisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Interface Cross-Site Scripting VulnerabilitiesEPSS 1.1%CVE-2022-41224MEDIUMJenkins 2.367 through 2.369 (both inclusive) does not escape tooltips of the l:helpIcon UI component used for some help icons on the JenkinsEPSS 1.1%CVE-2023-5244MEDIUMCross-site Scripting (XSS) - Reflected in microweber/microweberEPSS 1.1%CVE-2024-22397HIGHImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in the SonicOS SSLVPN portal allows a remote authenticaEPSS 1.1%CVE-2022-2101MEDIUMDownload Manager <= 3.2.46 - Contributor+ Cross-Site ScriptingEPSS 1.1%CVE-2020-15092HIGHStored XSS in TimelineJS3EPSS 1.1%CVE-2024-27285MEDIUMYARD's default template vulnerable to Cross-site Scripting in generated frames.htmlEPSS 1.1%CVE-2023-1315MEDIUMCross-site Scripting (XSS) - Reflected in osticket/osticketEPSS 1.1%CVE-2021-22878—Nextcloud Server prior to 20.0.6 is vulnerable to reflected cross-site scripting (XSS) due to lack of sanitization in `OC.Notification.show`EPSS 1.1%CVE-2021-35238MEDIUMStored XSS through URL POST parameter in CreateExternalWebsite VulnerabilityEPSS 1.1%CVE-2017-2607MEDIUMjenkins before versions 2.44, 2.32.2 is vulnerable to a persisted cross-site scripting vulnerability in console notes (SECURITY-382). JenkinEPSS 1.1%CVE-2019-12716MEDIUMCisco Unified Communications Manager Cross-Site Scripting VulnerabilityEPSS 1.1%CVE-2019-12695MEDIUMCisco Adaptive Security Appliance and Firepower Threat Defense Software WebVPN Cross-Site Scripting VulnerabilityEPSS 1.1%CVE-2019-1852MEDIUMCisco Prime Network Registrar Cross-Site Scripting VulnerabilityEPSS 1.1%CVE-2019-12712MEDIUMCisco Prime Infrastructure Cross-Site Scripting VulnerabilityEPSS 1.1%CVE-2019-1931MEDIUMCisco Firepower Management Center RSS Cross-Site Scripting VulnerabilitiesEPSS 1.1%CVE-2022-48426MEDIUMIn JetBrains TeamCity before 2022.10.3 stored XSS in Perforce connection settings was possibleEPSS 1.1%CVE-2019-12631MEDIUMCisco Identity Services Engine Cross-Site Scripting VulnerabilityEPSS 1.1%