Weaknesses of type CWE-434

3,102 results

Upload sem restrição de arquivo com tipo perigoso

Ocorre quando uma aplicação aceita upload de arquivos sem validar adequadamente seu tipo, extensão ou conteúdo. Um atacante pode enviar executáveis, scripts ou outros arquivos maliciosos, que serão armazenados ou executados no servidor, comprometendo sua integridade e segurança.

Example

Um formulário de perfil aceita qualquer arquivo como 'foto do usuário' sem checar extensão ou MIME type. Um atacante envia um arquivo .exe ou .php renomeado como .jpg, que é salvo no diretório web e posteriormente executado quando acessado, permitindo execução de código remoto.

How to mitigate

Valide uploads checando MIME type real (não apenas extensão), restrinja tipos permitidos de forma explícita, armazene arquivos fora da raiz web, desabilite execução de scripts no diretório de upload e considere usar vírus scanner. Implemente whitelist rigorosa, nunca blacklist.

CVE-2026-74014CRITICALWordPress IT Residence theme <= 3.2.1 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2026-32559CRITICALWordPress UltimateAI plugin <= 3.1.0 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2026-32482CRITICALWordPress Ona theme < 1.24 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2026-32523CRITICALWordPress WPJAM Basic plugin <= 6.9.2 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2026-88419HIGHAn unrestricted upload of files with a dangerous type in the thumbnail-upload endpoint (/index.php?m=member&f=article&v=thumbUpload) of WuzhEPSS 0.5%CVE-2026-56027CRITICALWordPress Booster for WooCommerce plugin <= 8.0.1 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2025-42910CRITICALUnrestricted File Upload Vulnerability in SAP Supplier Relationship ManagementEPSS 0.5%CVE-2026-40746CRITICALWordPress Restaurant Zone theme <= 0.7.8 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2026-72557HIGHCockpit CMS Cockpit CMS - Unrestricted File UploadEPSS 0.5%CVE-2026-74016CRITICALWordPress Smart Cleaning theme <= 4.8.6 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2026-40749CRITICALWordPress Charity Zone theme <= 1.1.1 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2026-32474CRITICALWordPress Templatiq plugin <= 0.2.5 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2025-22723CRITICALWordPress Barcode Scanner and Inventory manager plugin <= 1.6.7 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2025-55743HIGHUnoPim vulnerable to remote code execution through Arbitrary File uploadEPSS 0.5%CVE-2026-3797MEDIUMTiandy Video Surveillance System 视频监控平台 CLS_REST_File.java uploadFile unrestricted uploadEPSS 0.5%CVE-2026-55419MEDIUMReachy Mini: Unrestricted Upload of File with Dangerous TypeEPSS 0.5%CVE-2026-72762HIGHn8n before 1.123.67 Arbitrary File Write via Edit Image NodeEPSS 0.5%CVE-2023-53971HIGHWebTareas 2.4 Authenticated Remote Code Execution via File UploadEPSS 0.5%CVE-2023-23937HIGHMissing file upload type validation in pimcore/pimcoreEPSS 0.5%CVE-2026-1424MEDIUMPHPGurukul News Portal Profile Pic unrestricted uploadEPSS 0.5%