CVE-2026-119509 in ClickCease Click Fraud Protection Plugin
Summary
by MITRE • 11/03/2026
Missing Authorization vulnerability in eranfl ClickCease Click Fraud Protection clickcease-click-fraud-protection allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects ClickCease Click Fraud Protection: from n/a through 3.3.0.
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Analysis
by VulDB Data Team • 11/03/2026
The identified security flaw within the ClickCease Click Fraud Protection plugin represents a critical failure in access control mechanisms, specifically categorized under CWE-862 as Missing Authorization. This vulnerability arises because the application fails to properly verify whether an authenticated user possesses the necessary privileges to perform specific administrative actions or access sensitive configuration data. In web applications and plugins of this nature, it is imperative that every request intended for a privileged endpoint undergoes rigorous authorization checks against the current session's role and permissions. The absence of these checks allows any logged-in user, regardless of their assigned role within the WordPress environment, to interact with administrative functions that should be restricted exclusively to administrators or users with explicit management rights. This misconfiguration effectively bypasses the intended security boundaries established by the application developers, creating a pathway for unauthorized manipulation of system settings and data.
From an operational perspective, this vulnerability poses significant risks to the integrity and confidentiality of websites utilizing ClickCease versions ranging from n/a through 3.3.0. An attacker who has obtained valid credentials for even a low-privilege account, such as a subscriber or contributor, can exploit this flaw to escalate their privileges indirectly by modifying critical plugin configurations. This could involve disabling click fraud protection features entirely, altering whitelists of trusted IPs, or manipulating settings that affect how the site processes incoming traffic data. Such unauthorized changes not only compromise the security posture of the website but also undermine the core functionality of the tool itself. If an attacker disables the protection mechanisms, they may facilitate further malicious activities such as click fraud against competitors or advertisers associated with the site, leading to direct financial losses and distorted analytics data. Furthermore, depending on how the plugin handles user input in these unprotected endpoints, there is a potential risk for broader impacts including cross-site scripting if improper output encoding occurs during the rendering of modified settings.
The technical nature of this flaw aligns closely with ATT&CK technique T1078, Valid Accounts, as it relies on legitimate credentials to gain unauthorized access to resources. It also reflects aspects of privilege escalation where a user leverages poor design logic rather than code execution bugs to achieve higher levels of control. The root cause typically stems from developers assuming that the presence of an authentication cookie is sufficient for authorization, neglecting the separate step of validating role-based permissions on each sensitive action endpoint. This oversight is common in plugins developed with less rigorous security auditing processes, where administrative interfaces are not adequately separated or protected by nonce verification and capability checks specific to WordPress roles like administrator or editor.
To mitigate this vulnerability, immediate remediation involves upgrading the ClickCease plugin to a version later than 3.3.0, where these authorization controls have presumably been corrected by the vendor. Until an update is applied, site administrators should enforce strict access control policies at the server level if possible, such as restricting access to administrative URLs via IP whitelisting for trusted networks only. Additionally, implementing multi-factor authentication for all user accounts with any elevated privileges reduces the likelihood of credential compromise that could lead to exploitation of this flaw. Regular security audits and penetration testing focusing on broken object level authorization are recommended to identify similar gaps in other plugins or custom code within the WordPress ecosystem. Monitoring logs for unusual administrative activity can also help detect potential attempts to exploit these misconfigured access controls before significant damage occurs.