Weaknesses of type CWE-284

7,088 results

Controle de acesso inadequado a recursos

A aplicação falha em validar ou impõe regras insuficientes para determinar quem pode acessar um recurso (arquivo, API, dados, funcionalidade). Um usuário não autorizado consegue contornar essas restrições e acessar o que não deveria, seja por falta de autenticação, autorização fraca ou lógica de controle de acesso bugada.

Example

Um sistema de gestão de RH permite que qualquer funcionário logado acesse `/api/salarios/{id}` substituindo o ID na URL. Sem verificar se o usuário é gestor ou RH, a API retorna dados salariais de qualquer pessoa da empresa. Um dev junior consegue ver quanto ganha o CTO.

How to mitigate

Implemente verificação explícita de permissões antes de qualquer acesso: confirme autenticação (quem é), autorização (o que pode fazer) e aplique o princípio do menor privilégio. Use listas de controle de acesso (ACL), roles bem definidos e sempre valide no backend, nunca confie em dados do cliente.

CVE-2025-2688MEDIUMTOTOLINK A3000RU Syslog Configuration File ExportSyslog.sh access controlEPSS 0.5%CVE-2025-52079HIGHThe administrator password setting of the D-Link DIR-820L 1.06B02 is has Improper Access Control and is vulnerable to Unverified Password ChEPSS 0.5%CVE-2026-64702CRITICALAn access issue was addressed with additional sandbox restrictions. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS EPSS 0.5%CVE-2024-45522CRITICALLinen before cd37c3e does not verify that the domain is linen.dev or www.linen.dev when resetting a password. This occurs in create in apps/EPSS 0.5%CVE-2026-20825MEDIUMWindows Hyper-V Information Disclosure VulnerabilityEPSS 0.5%CVE-2026-33951MEDIUMsignalk-server: Unauthenticated Source Priorities ManipulationEPSS 0.5%CVE-2025-50059HIGHVulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: NetworkEPSS 0.5%CVE-2026-1114CRITICALImproper Access Control via Weak JWT Token in parisneo/lollmsEPSS 0.5%CVE-2021-45730MEDIUMJFrog Artifactory prior to 7.31.10, is vulnerable to Broken Access Control where a Project Admin is able to create, edit and delete RepositoEPSS 0.5%CVE-2023-21828HIGHVulnerability in the Oracle Hospitality Reporting and Analytics product of Oracle Food and Beverage Applications (component: Reporting). TEPSS 0.5%CVE-2025-2978MEDIUMWCMS Article Publishing Page CKEditor unrestricted uploadEPSS 0.5%CVE-2023-2202MEDIUMImproper Access Control in francoisjacquet/rosariosisEPSS 0.5%CVE-2025-3324MEDIUMgodcheese/code-projects Nimrod FileRestController.java unrestricted uploadEPSS 0.5%CVE-2023-36620—An issue was discovered in the Boomerang Parental Control application before 13.83 for Android. The app is missing the android:allowBackup="EPSS 0.5%CVE-2025-1593MEDIUMSourceCodester Best Employee Management System Profile Picture unrestricted uploadEPSS 0.5%CVE-2026-34723HIGHZammad has incorrect access control in getting_started_controllerEPSS 0.5%CVE-2026-62440CRITICALApache CloudStack: Improper access control in Kubernetes Service (CKS) cluster manipulationEPSS 0.5%CVE-2024-41246MEDIUMAn Incorrect Access Control vulnerability was found in /smsa/admin_dashboard.php in Kashipara Responsive School Management System v3.2.0, whEPSS 0.5%CVE-2023-32062MEDIUMOroCalendarBundle has incorrect system calendar events visibilityEPSS 0.5%CVE-2023-32063MEDIUMOroCRMCallBundle has incorrect call view page visibilityEPSS 0.5%