Compliance Impact

The vulnerability allows unauthenticated attackers to perform SQL Injection attacks, potentially stealing sensitive information from the website's database.

Such unauthorized access and data exposure can 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 could result in data breaches, violating these standards and potentially leading to legal and financial consequences.

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Detection Guidance

The vulnerability is an unauthenticated SQL Injection in JetSmartFilters plugin versions 3.8.1 and below. Detection typically involves monitoring for suspicious HTTP requests targeting the vulnerable plugin endpoints that may contain SQL injection payloads.

While no specific detection commands are provided in the available resources, common approaches include using web application firewalls (WAF) with rules to detect SQL injection attempts or analyzing web server logs for unusual query parameters or patterns.

It is strongly recommended to update the plugin to version 3.8.1.1 or later to mitigate the vulnerability.

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Executive Summary

CVE-2026-48875 is an unauthenticated SQL Injection vulnerability found in the WordPress JetSmartFilters plugin versions 3.8.1 and below.

This flaw allows attackers who do not need to be logged in to directly interact with the website's database by injecting malicious SQL commands.

It is classified as a high-priority threat with a CVSS score of 9.3 and falls under the OWASP Top 10 category A3: Injection.

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Impact Analysis

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

Because the attack can be performed without authentication, it increases the risk of mass exploitation.

Potential impacts include data theft and partial denial of service due to the low availability impact.

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Mitigation Strategies

Immediate action is advised to mitigate the SQL Injection vulnerability in JetSmartFilters versions 3.8.1 and below.

• Update the JetSmartFilters plugin to version 3.8.1.1 or later, which contains the patch for this vulnerability.
• Apply the mitigation rule issued by Patchstack to block attacks until the plugin is updated.
• Seek assistance from your hosting provider or a developer if you are unable to update or apply mitigations yourself.

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