Weaknesses of type CWE-434

3,101 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-2024-49652CRITICALWordPress 3D Work In Progress plugin <= 1.0.3 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2026-40772CRITICALWordPress GeekyBot plugin <= 1.2.2 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2021-39221MEDIUMXSS in ContactsEPSS 0.5%CVE-2024-46373HIGHDedecms V5.7.115 contains an arbitrary code execution via file upload vulnerability in the backend.EPSS 0.5%CVE-2025-51056HIGHAn unrestricted file upload vulnerability in Vedo Suite version 2024.17 allows remote authenticated attackers to write to arbitrary filesystEPSS 0.5%CVE-2026-65885CRITICALJoomla Extension - balbooa.com - Authenticated arbitrary file upload in Gridbox < 2.20.2EPSS 0.5%CVE-2023-5227MEDIUMUnrestricted Upload of File with Dangerous Type in thorsten/phpmyfaqEPSS 0.5%CVE-2024-49398HIGHUnrestricted Upload of File with Dangerous Type in Elvaco M-Bus Metering Gateway CMe3100EPSS 0.5%CVE-2025-47549CRITICALWordPress BEAF plugin <= 4.6.10 - Arbitrary File Upload VulnerabilityEPSS 0.5%CVE-2025-32291CRITICALWordPress SUMO Affiliates Pro plugin < 11.1.0 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-41913HIGHClariti Manager – Arbitrary File UploadEPSS 0.5%CVE-2025-12154HIGHAuto Thumbnailer <= 1.0 - Authenticated (Contributor+) Arbitrary File UploadEPSS 0.5%CVE-2025-34222CRITICALVasion Print (formerly PrinterLogic) Unauthenticated Admin APIs Used to Modify SSL CertificatesEPSS 0.5%CVE-2023-33930CRITICALWordPress Unlimited Elements For Elementor plugin <= 1.5.66 - Unrestricted Zip Extraction vulnerabilityEPSS 0.5%CVE-2024-54285CRITICALWordPress SeedProd Pro plugin <= 6.18.10 - Remote Code Execution (RCE) vulnerabilityEPSS 0.5%CVE-2025-12966HIGHAll-in-One Video Gallery 4.5.4 - 4.5.7 – Authenticated (Author+) Arbitrary File Upload via Import ZIPEPSS 0.5%CVE-2018-25388HIGHHaPe PKH 1.1 Arbitrary File Upload via aksi_foto.phpEPSS 0.5%CVE-2024-7944MEDIUMitsourcecode Laravel Property Management System DocumentsController.php UpdateDocumentsRequest unrestricted uploadEPSS 0.5%CVE-2025-48782CRITICALSoar Cloud HRD Human Resource Management System - Unrestricted Upload of File with Dangerous TypeEPSS 0.5%CVE-2026-24330MEDIUMWildfly-core: wildfly: arbitrary file read via malicious archive deploymentEPSS 0.5%