Unauthenticated SQL Injection in Tutor LMS Pro

Executive Summary

CVE-2026-22332 is an unauthenticated SQL Injection vulnerability found in Tutor LMS Pro versions 3.9.6 and earlier. This flaw allows attackers to directly interact with the website's database without needing to log in or have any privileges.

The vulnerability is classified under the OWASP Top 10 category A3: Injection, which is known for being highly dangerous and commonly exploited.

Because it is unauthenticated, attackers can exploit this vulnerability remotely and easily, making it a critical security risk.

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Impact Analysis

This vulnerability can have severe impacts including unauthorized access to sensitive data stored in the website's database.

Attackers could steal confidential information, potentially leading to data breaches.

Additionally, the vulnerability has a high likelihood of being exploited in widespread attacks targeting many websites, increasing the risk of compromise.

The vulnerability also has a CVSS score of 9.3, indicating critical severity with high confidentiality impact and low attack complexity.

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Mitigation Strategies

The immediate step to mitigate this vulnerability is to update the Tutor LMS Pro plugin to version 3.9.7 or later, as this version contains the patch for the SQL Injection flaw.

Until the update can be applied, it is recommended to implement the mitigation rule provided by Patchstack to block attacks targeting this vulnerability.

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Compliance Impact

The vulnerability allows unauthenticated SQL Injection, which could enable attackers to steal sensitive information from the website's database.

Such unauthorized access and potential data breach could lead to non-compliance with data protection regulations like GDPR and HIPAA, which require safeguarding sensitive personal and health information.

Failure to protect against this vulnerability may result in violations of these standards due to exposure of confidential data.

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Detection Guidance

This vulnerability is an unauthenticated SQL Injection in Tutor LMS Pro versions 3.9.6 and earlier. Detection typically involves monitoring for suspicious SQL injection patterns or unusual database queries targeting the Tutor LMS Pro plugin endpoints.

While specific commands are not provided in the available resources, common detection methods include using web application firewalls (WAFs) with rules to detect SQL injection attempts, analyzing web server logs for suspicious query strings, and employing vulnerability scanners that target WordPress plugins.

Patchstack has provided a mitigation rule to block attacks until the plugin is updated, which can be used as a temporary detection and prevention measure.

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