CVE-2014-9099 in AdSense
Summary
by MITRE
Cross-site request forgery (CSRF) vulnerability in the WhyDoWork AdSense plugin 1.2 for WordPress allows remote attackers to hijack the authentication of administrators for requests that have unspecified impact via a request to the whydowork_adsense page in wp-admin/options-general.php.
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Analysis
by VulDB Data Team • 06/30/2025
The CVE-2014-9099 vulnerability represents a critical cross-site request forgery flaw within the WhyDoWork AdSense plugin version 1.2 for WordPress platforms. This vulnerability exists at the intersection of web application security and user authentication mechanisms, specifically targeting the administrative interface of WordPress installations. The flaw enables malicious actors to exploit the trust relationship between authenticated administrators and the WordPress admin panel, creating a dangerous attack vector that could lead to unauthorized administrative actions. The vulnerability manifests through requests directed to the whydowork_adsense page located within the wp-admin/options-general.php endpoint, which serves as a critical administrative interface for plugin configuration and management.
The technical implementation of this CSRF vulnerability stems from the absence of proper anti-CSRF token validation within the plugin's administrative forms. When administrators navigate to the plugin configuration page, the application fails to implement cryptographic tokens or other mechanisms to verify that requests originate from legitimate administrative sessions. This omission creates a fundamental security gap where attackers can craft malicious requests that appear to come from authenticated administrators, bypassing the standard authentication checks that should validate user identity before executing administrative operations. The vulnerability specifically affects the wp-admin/options-general.php endpoint, which is part of WordPress's core administrative framework and serves as a gateway for various configuration settings.
The operational impact of this vulnerability extends beyond simple privilege escalation, as it allows attackers to manipulate the AdSense plugin's configuration settings with full administrative privileges. An attacker could potentially modify advertising parameters, redirect traffic, or even disable the plugin entirely, leading to revenue loss and potential service disruption. The unspecified impact mentioned in the CVE description suggests that the consequences could vary depending on the specific configuration and usage patterns of the affected WordPress installations. This could include data manipulation, unauthorized access to sensitive configuration parameters, or the potential for further exploitation through chained attacks that leverage the compromised administrative session. The vulnerability effectively undermines the principle of least privilege by allowing unauthenticated attackers to perform administrative actions.
Security mitigation strategies for this vulnerability should focus on immediate patching of the WhyDoWork AdSense plugin to version 1.3 or later, which contains the necessary CSRF token implementation. Organizations should also implement additional defensive measures such as monitoring for suspicious administrative activities and ensuring that WordPress core, themes, and plugins are regularly updated to address known vulnerabilities. Network-level protections including web application firewalls can help detect and block malicious requests attempting to exploit this CSRF vector. From a compliance perspective, this vulnerability aligns with CWE-352, which specifically addresses cross-site request forgery weaknesses in web applications. The attack pattern follows typical CSRF exploitation techniques documented in the MITRE ATT&CK framework under the T1566 category for initial access through social engineering, though this particular vulnerability is more directly related to the exploitation of web application flaws rather than social engineering. Organizations should also consider implementing Content Security Policy headers and other browser-based security controls to provide additional layers of protection against similar CSRF attacks across their WordPress environments.