Falhas do tipo CWE-434

3.099 resultados

Upload irrestrito de arquivo com tipo perigoso

A aplicação aceita upload de arquivos sem validar adequadamente o tipo ou extensão, permitindo que um atacante envie executáveis, scripts ou outros arquivos maliciosos que serão armazenados ou executados no servidor. O risco aumenta se o arquivo for salvo em diretório acessível pela web ou em local onde será processado automaticamente.

Exemplo

Um sistema de upload de 'fotos de perfil' verifica apenas o tamanho do arquivo, mas não valida a extensão. Um atacante envia um arquivo .php disfarçado de imagem; se salvo em /uploads/ acessível via web, ele consegue executar código PHP no servidor ao acessar a URL direta.

Como mitigar

Valide extensões contra uma lista branca (whitelist) de tipos permitidos, verifique a assinatura do arquivo (magic bytes) e não confie apenas no Content-Type do cliente. Armazene uploads fora do diretório web ou configure o servidor para não executar scripts no diretório de uploads.

CVE-2025-15199MEDIUMcode-projects College Notes Uploading System userprofile.php unrestricted uploadEPSS 0.3%CVE-2025-11221CRITICALRemote Code Execution in GTONE ChangeFlowEPSS 0.3%CVE-2025-13275MEDIUMIqbolshoh php-business-website about.php unrestricted uploadEPSS 0.3%CVE-2018-25171HIGHEdTv 2 SQL Injection via id ParameterEPSS 0.3%CVE-2025-27411MEDIUMREDAXO allows Arbitrary File Upload in the mediapool pageEPSS 0.3%CVE-2025-11655MEDIUMTotal.js Flow SVG File unrestricted uploadEPSS 0.3%CVE-2025-24489MEDIUMINFINITT Healthcare INFINITT PACS Unrestricted Upload of File with Dangerous TypeEPSS 0.3%CVE-2025-8450HIGHUnrestricted File Upload in FileCatalystEPSS 0.3%CVE-2026-96513MEDIUMNeethuharii CafeManagement AddProductCode.php unrestricted uploadEPSS 0.3%CVE-2025-1500MEDIUMIBM Maximo Application Suite file uploadEPSS 0.3%CVE-2024-39752MEDIUMIBM Analytics Content Hub file uploadEPSS 0.3%CVE-2024-13708HIGHBooster for WooCommerce 4.0.1 - 7.2.4 - Unauthenticated Stored Cross-Site ScriptingEPSS 0.3%CVE-2025-66074CRITICALWordPress WP Webhooks plugin <= 3.3.8 - Arbitrary File Upload vulnerabilityEPSS 0.3%CVE-2025-50897MEDIUMA vulnerability exists in riscv-boom SonicBOOM 1.2 (BOOMv1.2) processor implementation, where valid virtual-to-physical address translationsEPSS 0.3%CVE-2025-10741MEDIUMSelleo Mentingo Profile Picture unrestricted uploadEPSS 0.3%CVE-2024-45644MEDIUMIBM Security ReaQta file uploadEPSS 0.3%CVE-2022-43283MEDIUMwasm2c v1.0.29 was discovered to contain an abort in CWriter::Write.EPSS 0.3%CVE-2025-26498HIGHUnrestricted Upload of File with Dangerous Type vulnerability in Salesforce Tableau Server on Windows, Linux (establish-connection-no-undo mEPSS 0.3%CVE-2025-26497HIGHUnrestricted Upload of File with Dangerous Type vulnerability in Salesforce Tableau Server on Windows, Linux (Flow Editor modules) allows AbEPSS 0.3%CVE-2024-45263HIGHAn issue was discovered on certain GL-iNet devices, including MT6000, MT3000, MT2500, AXT1800, and AX1800 4.6.2. The upload interface allowsEPSS 0.3%