CVE-2025-68017 in Antideo Email Validator Plugin
Summary
by MITRE • 01/22/2026
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Antideo Antideo Email Validator antideo-email-validator allows Blind SQL Injection.This issue affects Antideo Email Validator: from n/a through <= 1.0.10.
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Analysis
by VulDB Data Team • 01/27/2026
The CVE-2025-68017 vulnerability represents a critical SQL injection flaw in the Antideo Email Validator plugin, specifically within the antideo-email-validator component. This vulnerability falls under the CWE-89 category, which classifies improper neutralization of special elements used in SQL commands as a fundamental weakness in application security. The flaw enables attackers to manipulate SQL queries through user input, potentially compromising the underlying database system that stores email validation data. The vulnerability is particularly concerning as it allows for blind SQL injection attacks, where attackers can infer information from the database through indirect means without direct error messages.
The technical implementation of this vulnerability stems from insufficient input validation and sanitization within the email validation processing logic. When users submit email addresses for validation, the plugin fails to properly escape or parameterize the input before incorporating it into SQL queries. This allows malicious actors to inject arbitrary SQL code that executes within the database context, potentially leading to unauthorized data access, modification, or deletion. The blind nature of the injection means that attackers must rely on response timing, conditional responses, or other indirect indicators to extract information from the database, making the attack more sophisticated but still highly dangerous.
The operational impact of this vulnerability extends beyond simple data compromise, as it can lead to complete database exposure and potential system compromise. An attacker who successfully exploits this vulnerability could access sensitive user email data, potentially including personally identifiable information, login credentials, or other confidential data stored in the database. The affected version range indicates that all versions up to and including 1.0.10 are vulnerable, suggesting this is a persistent flaw that has not been adequately addressed in the plugin's security architecture. This vulnerability particularly affects WordPress environments where the Antideo Email Validator plugin is installed, potentially exposing thousands of websites to coordinated attacks.
Security mitigations for this vulnerability should focus on immediate input sanitization and parameterized query implementation. The most effective remediation involves replacing direct SQL query concatenation with prepared statements or parameterized queries that separate SQL code from user input. Additionally, implementing proper input validation, output encoding, and least privilege database access controls can significantly reduce the attack surface. Organizations should also consider implementing web application firewalls and intrusion detection systems to monitor for suspicious SQL injection patterns. The ATT&CK framework categorizes this vulnerability under T1190 - Exploit Public-Facing Application, highlighting the need for comprehensive application security testing and vulnerability management processes. Regular security audits, automated scanning, and prompt patch management are essential to prevent exploitation of this type of vulnerability in production environments.