Weaknesses of type CWE-434

3,099 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-2025-8255MEDIUMcode-projects Exam Form Submission register.php unrestricted uploadEPSS 0.6%CVE-2025-69828CRITICALFile Upload vulnerability in TMS Global Software TMS Management Console v.6.3.7.27386.20250818 allows a remote attacker to execute arbitraryEPSS 0.6%CVE-2026-78839HIGHAn arbitrary file upload vulnerability in AppNitro MachForm v30 allows attackers to execute arbitrary code via uploading a crafted .phar filEPSS 0.6%CVE-2024-46625HIGHAn authenticated arbitrary file upload vulnerability in the /documentCache/upload endpoint of InfoDom Performa 365 v4.0.1 allows attackers tEPSS 0.6%CVE-2026-55778LOWParse Server: Stored XSS via non-standard file extension bypassing file upload extension blocklistEPSS 0.6%CVE-2024-2636CRITICALMultiple vulnerabilities on Meta4 HR from CegidEPSS 0.6%CVE-2025-0346MEDIUMcode-projects Content Management System Publish News Page publishnews.php unrestricted uploadEPSS 0.6%CVE-2026-1730HIGHOS DataHub Maps <= 1.8.3 - Authenticated (Author+) Arbitrary File UploadEPSS 0.6%CVE-2024-49658CRITICALWordPress Woocommerce Custom Profile Picture plugin <= 1.0 - Arbitrary File Upload vulnerabilityEPSS 0.6%CVE-2025-1834MEDIUMzj1983 zz resolve unrestricted uploadEPSS 0.6%CVE-2025-13689HIGHDataStage on Cloud Pak for Data is vulnerable to arbitrary code injection due to runtime environmentEPSS 0.6%CVE-2026-94132CRITICALJoomla Extension - acymailing.com - Remote Code Execution vulnerability in mailbox action feature in AcyMailing Enterprise extension < 11.1.0EPSS 0.6%CVE-2026-2666MEDIUMmingSoft MCMS Template Archive uploadTemplate.do unrestricted uploadEPSS 0.6%CVE-2025-13066HIGHDemo Importer Plus <= 2.0.6 - Authenticated (Author+) Arbitrary File Upload via WXR Upload BypassEPSS 0.6%CVE-2025-23171HIGHThe Versa Director SD-WAN orchestration platform provides an option to upload various types of files. The Versa Director does not correctly EPSS 0.6%CVE-2023-51806HIGHFile Upload vulnerability in Ujcms v.8.0.2 allows a local attacker to execute arbitrary code via a crafted file.EPSS 0.5%CVE-2025-67288CRITICALAn arbitrary file upload vulnerability in Umbraco CMS v16.3.3 allows attackers to execute arbitrary code by uploading a crafted PDF file. NOEPSS 0.5%CVE-2024-8330HIGHGether Technology 6SHR System - Unrestricted File UploadEPSS 0.5%CVE-2025-12153HIGHFeatured Image via URL <= 0.1 - Authenticated (Contributor+) Arbitrary FIle UploadEPSS 0.5%CVE-2025-27082HIGHAuthenticated Remote Code Execution Vulnerabilities in AOS-10 GW and AOS-8 Controller/Mobility Conductor Web-Based Management Interface via Arbitrary File WriteEPSS 0.5%