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-2026-3880HIGHStored XSS VulnerabilityEPSS 1.0%CVE-2023-48104MEDIUMAlinto SOGo before 5.9.1 is vulnerable to HTML Injection.EPSS 1.0%CVE-2026-28703HIGHStored XSS VulnerabilityEPSS 1.0%CVE-2026-27655HIGHStored XSS VulnerabilityEPSS 1.0%CVE-2026-4108HIGHStored XSS VulnerabilityEPSS 1.0%CVE-2026-28754HIGHStored XSS VulnerabilityEPSS 1.0%CVE-2025-36548HIGHA cross-site scripting (xss) vulnerability exists in the LoginWordPress loginForm cancelUri parameter functionality of WWBN AVideo 14.4 and EPSS 1.0%CVE-2026-3879HIGHStored XSS VulnerabilityEPSS 1.0%CVE-2026-28756HIGHStored XSS VulnerabilityEPSS 1.0%CVE-2023-32961HIGHWordPress Zotpress Plugin <= 7.3.3 is vulnerable to Cross Site Scripting (XSS)EPSS 1.0%CVE-2024-48652MEDIUMCross Site Scripting vulnerability in camaleon-cms v.2.7.5 allows remote attacker to execute arbitrary code via the content group name fieldEPSS 1.0%CVE-2018-3818—Kibana versions 5.1.1 to 6.1.2 and 5.6.6 had a cross-site scripting (XSS) vulnerability via the colored fields formatter that could allow anEPSS 1.0%CVE-2018-8912MEDIUMCross-site scripting (XSS) vulnerability in SYNO.NoteStation.Note in Synology Note Station before 2.5.1-0844 allows remote authenticated useEPSS 1.0%CVE-2020-15273HIGHCross-Site Scripting in baserCMSEPSS 1.0%CVE-2018-8911MEDIUMCross-site scripting (XSS) vulnerability in Attachment Preview in Synology Note Station before 2.5.1-0844 allows remote authenticated users EPSS 1.0%CVE-2022-23397MEDIUMThe Cedar Gate EZ-NET portal 6.5.5 6.8.0 Internet portal has a call to display messages to users which does not properly sanitize data sent EPSS 1.0%CVE-2007-5817MEDIUMdialog.php in CONTENTCustomizer 3.1mp and earlier allows remote attackers to perform certain privileged actions via a (1) del, (2) delbackupEPSS 1.0%CVE-2022-41311MEDIUMA stored cross-site scripting vulnerability exists in the web application functionality of Moxa SDS-3008 Series Industrial Ethernet Switch 2EPSS 1.0%CVE-2020-26239HIGHCross-Site Scripting in Scratch browser addonsEPSS 1.0%CVE-2024-20759HIGHAdobe Commerce | Cross-site Scripting (Stored XSS) (CWE-79)EPSS 1.0%