CVE-2026-32483 in Contact Form Email Plugin
Summary
by MITRE • 03/25/2026
Missing Authorization vulnerability in codepeople Contact Form Email contact-form-to-email allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Contact Form Email: from n/a through <= 1.3.63.
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Analysis
by VulDB Data Team • 04/01/2026
The vulnerability identified as CVE-2026-32483 represents a critical missing authorization flaw within the codepeople Contact Form Email plugin, specifically impacting versions through 1.3.63. This security weakness stems from incorrectly configured access control security levels that permit unauthorized users to exploit the contact form functionality. The vulnerability resides in the plugin's inability to properly verify user permissions before processing contact form submissions, creating a pathway for malicious actors to manipulate the email delivery system. Such a misconfiguration allows attackers to bypass intended access controls and potentially gain unauthorized access to the contact form processing mechanisms. The flaw operates at the application level where proper authorization checks are absent or improperly implemented, enabling unauthorized execution of functions that should be restricted to authenticated administrators or authorized users. This type of vulnerability directly maps to CWE-285, which addresses improper authorization within software systems, and aligns with ATT&CK technique T1078 for valid accounts and T1566 for credential harvesting through social engineering. The vulnerability affects the core functionality of the contact form plugin by allowing unauthenticated users to submit contact form data, potentially leading to email flooding, spam distribution, or unauthorized data access. Attackers can exploit this weakness to send emails through the vulnerable plugin without proper authentication, potentially using it as a vector for spam campaigns or to gather sensitive information from form submissions. The impact extends beyond simple unauthorized access as it can enable further exploitation of the WordPress environment through the contact form submission mechanism. The affected plugin's architecture fails to implement proper access control verification before processing email delivery requests, creating a security gap that allows any user to trigger the contact form functionality regardless of their authentication status. This missing authorization check represents a fundamental flaw in the plugin's security design where user privileges are not properly validated before executing sensitive operations. The vulnerability demonstrates poor security implementation practices where access control mechanisms are either completely absent or inadequately configured to prevent unauthorized access to core plugin functions. The affected versions of the plugin through 1.3.63 contain this flaw due to insufficient authorization validation in the email processing code paths. Security researchers identified that the plugin's contact form handling code does not properly verify whether the submitting user has appropriate permissions to execute the email sending functionality. This oversight creates a persistent security risk that remains active until the plugin is updated to implement proper access control measures. The vulnerability's exploitation potential increases significantly in environments where the plugin is widely used and where contact forms are configured to send emails to sensitive recipients or internal addresses. Organizations running affected versions of the plugin face risks of email abuse, potential data leakage through form submissions, and increased attack surface for further exploitation. The security implications extend to the broader WordPress ecosystem where plugins with missing authorization checks can serve as entry points for more sophisticated attacks. Proper access control implementation would require verification of user roles and capabilities before allowing contact form submissions to proceed, ensuring that only authorized individuals can trigger the email delivery functions. The flaw underscores the importance of implementing comprehensive access control validation in web applications and highlights the necessity of regular security audits to identify missing authorization mechanisms. Organizations should immediately update to patched versions of the plugin to remediate this vulnerability and prevent potential exploitation. The missing authorization in this context represents a failure to implement proper input validation and access control checks that are fundamental to secure application design principles. This vulnerability serves as a reminder of the critical importance of proper authorization enforcement in all application components, particularly those handling user data or performing sensitive operations such as email delivery functions. The affected plugin's security model fails to distinguish between legitimate user requests and potentially malicious submissions, allowing unauthorized access to core functionality that should remain protected. This type of vulnerability is particularly dangerous because it can be exploited without requiring special privileges or advanced technical knowledge, making it accessible to a broad range of threat actors. The security implications of this missing authorization check extend beyond immediate exploitation to potential long-term exposure of the system to various attack vectors that could leverage the compromised contact form functionality. Proper implementation of access control measures would require the plugin to verify user authentication status and appropriate privileges before processing any contact form submissions, ensuring that unauthorized access attempts are properly rejected. The vulnerability demonstrates how seemingly simple functionality can become a security risk when proper authorization controls are not implemented, emphasizing the need for comprehensive security testing throughout the software development lifecycle. Organizations should conduct immediate vulnerability assessments to identify other plugins or components that may suffer from similar missing authorization flaws. The remediation process requires updating to the patched version of the plugin where proper access control validation has been implemented to prevent unauthorized execution of contact form processing functions. This vulnerability highlights the critical need for developers to prioritize security in plugin development and to implement robust access control mechanisms that prevent unauthorized access to sensitive application features. The security implications of missing authorization checks in contact form plugins can be severe, potentially leading to spam abuse, data exposure, and compromised system integrity. The affected plugin versions represent a security risk that requires immediate attention and remediation to protect against exploitation by malicious actors.