Weaknesses of type CWE-602

174 results

Confiança inadequada em mecanismo de proteção implementado no cliente

O servidor delega para o cliente (navegador, app, dispositivo) a responsabilidade de implementar uma proteção que deveria ser garantida no servidor. Isso é perigoso porque o cliente está sob controle do atacante — qualquer validação, restrição ou lógica de segurança implementada apenas no lado do cliente pode ser contornada, alterada ou removida. O servidor fica vulnerável quando assume que o cliente vai cumprir as regras.

Example

Um e-commerce que valida limite de quantidade de compra apenas no JavaScript do frontend, ou um banco que confere crédito disponível apenas no navegador antes de enviar a transação. Um atacante modifica o código do cliente, remove a validação ou faz requisições diretas ao servidor, contornando a proteção completamente.

How to mitigate

Implemente toda validação, autenticação e autorização críticas no servidor. Nunca confie em mecanismos de segurança executados apenas no cliente. Use validação no cliente para UX, mas sempre revalide e reforce as regras no backend antes de qualquer operação sensível.

CVE-2026-84841MEDIUMtsi-coop tsi-dpdp-cms client-side enforcement of server-side securityEPSS 0.3%CVE-2026-30521MEDIUMA Business Logic vulnerability exists in SourceCodester Loan Management System v1.0 due to improper server-side validation. The application EPSS 0.3%CVE-2026-11011HIGHInsufficient policy enforcement in Password Manager in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised thEPSS 0.3%CVE-2026-14831MEDIUMEasy Booking < 3.5.0 - Unauthenticated Minimum Booking Duration BypassEPSS 0.3%CVE-2026-59504CRITICALPriority – CWE-602: Client-Side Enforcement of Server-Side SecurityEPSS 0.3%CVE-2025-47697MEDIUMClient-side enforcement of server-side security issue exists in wivia 5 all versions. If exploited, an unauthenticated attacker may bypass aEPSS 0.3%CVE-2026-13871MEDIUMInsufficient policy enforcement in GuestView in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the rendeEPSS 0.3%CVE-2026-14054MEDIUMInsufficient policy enforcement in Network in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to bypass navigation restrictioEPSS 0.3%CVE-2025-32359MEDIUMIn Zammad 6.4.x before 6.4.2, there is client-side enforcement of server-side security. When changing their two factor authentication configEPSS 0.3%CVE-2026-17813MEDIUMInsufficient policy enforcement in Chrome for iOS in Google Chrome on iOS prior to 151.0.7922.72 allowed a remote attacker to bypass navigatEPSS 0.3%CVE-2026-17805MEDIUMInsufficient policy enforcement in Glic in Google Chrome on Android prior to 151.0.7922.72 allowed a remote attacker to bypass navigation reEPSS 0.3%CVE-2026-11025MEDIUMInsufficient policy enforcement in Navigation in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker to bypass contentEPSS 0.3%CVE-2026-11018MEDIUMInsufficient policy enforcement in Actor in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to bypass navigation restrictionsEPSS 0.3%CVE-2024-6620LOWHoneywell PC42t, PC42tp, and PC42d Printers, T10.19.020016 to T10.20.060398, contain a cross-site scripting vulnerability. A(n) attacker couEPSS 0.3%CVE-2026-13724MEDIUMBusiness Logic Bypass in Gobito's Corporate Training Management SystemEPSS 0.3%CVE-2025-10161HIGHAuthentication Bypass in Turkguven's PerfektiveEPSS 0.3%CVE-2025-12115HIGHWPC Name Your Price for WooCommerce <= 2.1.9 - Unauthenticated Price AlterationEPSS 0.3%CVE-2026-13795MEDIUMInsufficient policy enforcement in Chrome for iOS in Google Chrome on iOS prior to 150.0.7871.47 allowed a remote attacker to bypass navigatEPSS 0.3%CVE-2026-77026MEDIUMJoomla Extension - tassos.gr - Client-controlled validation bypass in Convert Forms extension < 5.2.5EPSS 0.3%CVE-2026-15130MEDIUMInsufficient policy enforcement in Navigation in Google Chrome prior to 150.0.7871.115 allowed a remote attacker to bypass site isolation viEPSS 0.3%