Fallos del tipo CWE-434

3096 resultados

Upload irrestrito de arquivo com tipo perigoso

Ocorre quando a aplicação aceita upload de arquivos sem validar adequadamente o tipo ou extensão, permitindo que um atacante envie executáveis, scripts ou outros arquivos maliciosos. O risco é grave: o arquivo pode ser armazenado em local acessível pela web, executado pelo servidor, ou baixado e executado pela vítima.

Ejemplo

Um formulário de perfil aceita qualquer arquivo como 'foto', sem verificação. Alguém faz upload de um .exe ou .php; se salvo em pasta pública e com permissões erradas, o arquivo pode ser executado pelo servidor ou baixado por outros usuários.

Cómo mitigar

Valide a extensão e o tipo MIME no servidor (nunca apenas no cliente), rejeite extensões perigosas explicitamente, armazene uploads fora da raiz web ou sem permissão de execução, e considere renomear arquivos removendo extensão original. Idealmente, converta imagens para formatos seguros (PNG/JPG) após upload.

CVE-2025-47642CRITICALWordPress Ajar in5 Embed plugin <= 3.1.5 - Arbitrary File Upload VulnerabilityEPSS 0.4%CVE-2026-74803CRITICALJoomla Extension - yootheme.com - Unauthenticated arbitrary file upload in Zoo < 4.1.64EPSS 0.4%CVE-2025-57460CRITICALFile upload vulnerability in machsol machpanel 8.0.32 allows attacker to gain a webshell.EPSS 0.4%CVE-2026-28192CRITICALWordPress Piotnet Addons For Elementor Pro plugin <= 7.1.67 - Arbitrary File Upload vulnerabilityEPSS 0.4%CVE-2024-6730MEDIUMNanjing Xingyuantu Technology SparkShop uploadFile unrestricted uploadEPSS 0.4%CVE-2026-44097MEDIUMFile Upload vulnerabilityEPSS 0.4%CVE-2024-14046MEDIUMOpenBoxes Document Upload Controller DocumentController.groovy DocumentController unrestricted uploadEPSS 0.4%CVE-2026-36387MEDIUMA Remote Code Execution vulnerability was found in CODEASTRO Membership Management System v1.0 in /add_members.php. This vulnerability affecEPSS 0.4%CVE-2024-13145MEDIUMzhenfeng13 My-Blog uploadController. java upload unrestricted uploadEPSS 0.4%CVE-2024-13022MEDIUMtaisan tarzan-cms Article Management UploadController.java UploadResponse unrestricted uploadEPSS 0.4%CVE-2024-51208HIGHFile Upload vulnerability in change-image.php in Anuj Kumar's Boat Booking System version 1.0 allows local attackers to upload a malicious PEPSS 0.4%CVE-2026-12684MEDIUMCustomer Reviews for WooCommerce < 5.113.0 - Unauthenticated Arbitrary Media Upload via cr_upload_mediaEPSS 0.4%CVE-2024-13144MEDIUMzhenfeng13 My-Blog BlogController.java uploadFileByEditomd unrestricted uploadEPSS 0.4%CVE-2025-60235CRITICALWordPress Support Ticket System for WooCommerce plugin <= 2.0.7 - Arbitrary File Upload vulnerabilityEPSS 0.4%CVE-2025-60207CRITICALWordPress Custom User Registration Fields for WooCommerce plugin <= 2.1.2 - Arbitrary File Upload VulnerabilityEPSS 0.4%CVE-2024-56508HIGHFile Upload Vulnerability Leading to XSS in LinkAce v1.15.5EPSS 0.4%CVE-2026-40548MEDIUMUnrestricted Upload of File with Dangerous Type in SOPlanningEPSS 0.4%CVE-2025-53283CRITICALWordPress Drop Uploader for CF7 - Drag&Drop File Uploader Addon Plugin <= 2.4.1 - Arbitrary File Upload VulnerabilityEPSS 0.4%CVE-2024-55926HIGHArbitrary file upload, deletion and read through header manipulationEPSS 0.4%CVE-2025-58996CRITICALWordPress Advanced Settings Plugin <= 3.1.1 - Arbitrary File Upload VulnerabilityEPSS 0.4%