CWE-602— Client-Side Enforcement of Server-Side Security

W. W. Norton InQuizitive through 2025-04-08 allows students to insert arbitrary records of their quiz performance into the backend, because only client-side access control exists.

Johnson & Johnson Audit Tracking Management System (ATMS) before 2026-04-21 allows viewing of meeting minutes and transcripts.

Johnson & Johnson Campus Recruiting before 2025-10-31 allows viewing of data provided by recruited students, and notes entered about students by interviewers.

FileBrowser Quantum is a free, self-hosted, web-based file manager. Prior to 1.3.1-beta and 1.2.2-stable, the remediation for CVE-2026-27611 is incomplete. Password protected shares still disclose tokenized downloadURL via /public/api/shar…

1Panel is an open-source, web-based control panel for Linux server management. Versions 2.0.13 and below allow an unauthenticated attacker to disable CAPTCHA verification by abusing a client-controlled parameter. Because the server previou…

The SKT PayPal for WooCommerce plugin for WordPress is vulnerable to Payment Bypass in all versions up to, and including, 1.4. This is due to the plugin only enforcing client side controls instead of server-side controls when processing pa…

The WPC Name Your Price for WooCommerce plugin for WordPress is vulnerable to unauthorized price alteration in all versions up to, and including, 2.1.9. This is due to the plugin not disabling the ability to name a custom price when it has…

The Order Tip for WooCommerce plugin for WordPress is vulnerable to Unauthenticated Improper Input Validation in all versions up to, and including, 1.5.4. This is due to lack of server-side validation on the `data-tip` attribute, which mak…

Client-side enforcement of server-side security issue exists in wivia 5 all versions. If exploited, an unauthenticated attacker may bypass authentication and operate the affected device as the moderator user.

A client-side enforcement of server-side security in Fortinet FortiAnalyzer-BigData at least version 7.4.0 and 7.2.0 through 7.2.6 and 7.0.1 through 7.0.6 and 6.4.5 through 6.4.7 and 6.2.5, FortiManager version 7.4.0 through 7.4.1 and 7.…

A client side enforcement of server side security vulnerability exists in rails < 5.2.4.2 and rails < 6.0.3.1 ActiveStorage's S3 adapter that allows the Content-Length of a direct file upload to be modified by an end user bypassing upload …

The AXN-NET Ethernet module accessory 3.04 for the Accuenergy Acuvim II allows remote attackers to discover passwords and modify settings via vectors involving JavaScript.

The AXN-NET Ethernet module accessory 3.04 for the Accuenergy Acuvim II allows remote attackers to discover passwords and modify settings via vectors involving JavaScript.

Insufficient policy enforcement in developer tools in Google Chrome prior to 106.0.5249.62 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)

A security flaw has been discovered in tsi-coop tsi-dpdp-cms up to 0.5.0. This vulnerability affects unknown code. The manipulation results in client-side enforcement of server-side security. The attack can be launched remotely. The exploi…

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.1.124, the API does not properly validate that the user has an authorized user role of user. By default, when Open WebUI is confi…

Improper Restriction of Excessive Authentication Attempts, Client-Side Enforcement of Server-Side Security, Reliance on Untrusted Inputs in a Security Decision vulnerability in Turkguven Software Technologies Inc. Perfektive allows Brute F…

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is affected by an improper authorization vulnerability in the certain command, allowing a non-privileged user to bypass authority checks and modify database catalog data.

Capgo before 12.128.2 enforces mandatory two-factor authentication only at the UI level. Sensitive Organization (ORG) management API endpoints (e.g., editing organization details, inviting users) do not validate 2FA completion on the backe…

Frappe is a full-stack web application framework. Prior to versions 15.98.0 and 14.100.0, due to a lack of validation when sharing documents, a user could share a document with a permission that they themselves didn't have. This issue has …

IBM Aspera Faspex 5.0.0 through 5.0.12 could allow an authenticated user to obtain sensitive information or perform unauthorized actions on behalf of another user due to client-side enforcement of server-side security.

A vulnerability in Cisco Unified Intelligence Center could allow an authenticated, remote attacker to elevate privileges to Administrator for a limited set of functions on an affected system. This vulnerability is due to insufficient se…

Insufficient server-side controls in Secure Application Manager of Ivanti Connect Secure before version 22.7R2.4 allows a remote authenticated attacker to bypass restrictions.

Client-side enforcement of server-side security in Zoom clients before 5.14.10 may allow an authenticated user to enable information disclosure via network access.

In Quick.CMS, the administrative user interface restricts deletion of the primary language by omitting the corresponding option from the interface; however, the underlying language-deletion API endpoint does not enforce an equivalent serve…

Joomla Extension - tassos.gr - Client-controlled validation bypass in Convert Forms extension < 5.2.5 - The front-end Submissions view did not enforce access control. An unauthenticated visitor could therefore list a form's submissions.

MyBooks is anebook management web server also known as Talebook. In 3.41.2 and earlier, the SignUp.post handler for POST /api/user/sign_up in webserver/handlers/user.py does not enforce the ALLOW_REGISTER configuration flag, even though th…

An authentication bypass vulnerability was reported in FileZ client application that could allow a local attacker with elevated permissions access to application data.

Insufficient policy enforcement in Speech in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass site isolation via a crafted HTML page. (Chromium security severity: Low)

Insufficient policy enforcement in DevTools in Google Chrome prior to 151.0.7922.72 allowed a local attacker to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Low)

Insufficient policy enforcement in WebView in Google Chrome on Android prior to 151.0.7922.72 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Low)

Insufficient policy enforcement in Extensions in Google Chrome prior to 151.0.7922.72 allowed an attacker who convinced a user to install a malicious extension to bypass navigation restrictions via a crafted Chrome Extension. (Chromium sec…

Insufficient policy enforcement in Chrome for iOS in Google Chrome on iOS prior to 151.0.7922.72 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Medium)

Insufficient policy enforcement in Glic in Google Chrome on Android prior to 151.0.7922.72 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Medium)

Insufficient policy enforcement in Presentation in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Medium)

Insufficient policy enforcement in Chrome for iOS in Google Chrome on iOS prior to 151.0.7922.72 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: High)

Ninja Forms WordPress plugin version 3.14.8 contains a client-side enforcement of server-side security vulnerability that allows unauthenticated attackers to bypass all form validation by merging attacker-controlled field metadata over ser…

Insufficient policy enforcement in DevTools in Google Chrome prior to 150.0.7871.47 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information from process memory via a crafted Chr…

Insufficient policy enforcement in Media in Google Chrome on Windows prior to 150.0.7871.47 allowed a remote attacker to bypass site isolation via a crafted HTML page. (Chromium security severity: Low)

Insufficient policy enforcement in PermissionsPolicy in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Medium)

Insufficient policy enforcement in Actor in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Medium)

Insufficient policy enforcement in Extensions in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)

Insufficient policy enforcement in Glic in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Medium)

Insufficient policy enforcement in Network in Google Chrome prior to 150.0.7871.47 allowed an attacker in a privileged network position to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Medium)

Insufficient policy enforcement in GuestView in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)

Insufficient policy enforcement in Chrome for iOS in Google Chrome on iOS prior to 150.0.7871.47 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: High)

IBM watsonx.data intelligence 5.2.0, 5.2.1, 5.2.2, 5.3.0 could allow an authenticated user to bypass security controls and perform unauthorized actions due to client-side enforcement of sever-side security.

Insufficient policy enforcement in Navigation in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to bypass navigation restrictions via a crafted HTML page. (Chromium securi…

Insufficient policy enforcement in Navigation in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chromium security severity: Medium)

Insufficient policy enforcement in Actor in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Medium)