Fallos del tipo CWE-434

3091 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-2024-50531CRITICALWordPress RSVPMaker for Toastmasters plugin <= 6.2.4 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-49216CRITICALWordPress Feed Comments Number plugin <= 0.2.1 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-49257CRITICALWordPress Azz Anonim Posting plugin <= 0.9 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-52374CRITICALWordPress Do That Task plugin <= 1.5.5 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-52377CRITICALWordPress Instant Image Generator (One Click Image Uploads from Pixabay, Pexels and OpenAI) plugin <= 1.5.2 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-50525CRITICALWordPress Helloprint plugin <= 2.0.4 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-49242CRITICALWordPress Digital Lottery plugin <= 3.0.5 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-52379CRITICALWordPress kineticPay for WooCommerce plugin <= 2.0.8 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-49327CRITICALWordPress Woostagram Connect plugin <= 1.0.2 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-52373CRITICALWordPress Devexhub Gallery plugin <= 2.0.1 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-50496CRITICALWordPress AR For WordPress plugin <= 6.6 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-50527CRITICALWordPress Stacks Mobile App Builder plugin <= 5.2.3 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-25623HIGHLack of media type verification of Activity Streams objects allows impersonation of remote accountsEPSS 0.5%CVE-2024-50495CRITICALWordPress Plugin Propagator plugin <= 0.1 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-52372CRITICALWordPress Easy CSV Importer plugin <= 7.0.0 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2025-9212HIGHWP Dispatcher <= 1.2.0 - Authenticated (Subscriber+) Arbitrary File UploadEPSS 0.5%CVE-2024-50494CRITICALWordPress Sudan Payment Gateway for WooCommerce plugin <= 1.2.2 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-49324CRITICALWordPress Sovratec Case Management plugin <= 1.0.0 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-49314CRITICALWordPress JiangQie Free Mini Program plugin <= 2.5.2 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-35746CRITICALWordPress BuddyPress Cover plugin <= 2.1.4.2 - Arbitrary File Upload vulnerabilityEPSS 0.5%