CVE-2026-56034
Deferred Deferred - Pending Action
Unauthenticated SQL Injection in Library Management System

Publication date: 2026-06-26

Last updated on: 2026-06-26

Assigner: Patchstack

Description
Unauthenticated SQL Injection in Library Management System <= 3.5.7 versions.
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Meta Information
Published
2026-06-26
Last Modified
2026-06-26
Generated
2026-06-26
AI Q&A
2026-06-26
EPSS Evaluated
N/A
NVD
EUVD
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
patchstack library_management_system to 3.5.7 (inc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-89 The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Without sufficient removal or quoting of SQL syntax in user-controllable inputs, the generated SQL query can cause those inputs to be interpreted as SQL instead of ordinary user data.
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Compliance Impact

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

Such unauthorized access and data theft can lead to violations of data protection regulations like GDPR and HIPAA, which require safeguarding personal and sensitive data against unauthorized access.

Therefore, exploitation of this vulnerability could result in non-compliance with these common standards and regulations due to the compromise of sensitive information.

Executive Summary

CVE-2026-56034 is an unauthenticated SQL Injection vulnerability found in the WordPress Library Management System Plugin versions 3.5.7 and below.

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

Because of this, attackers can potentially steal sensitive information from the database.

Impact Analysis

This vulnerability has a high severity score of 9.3, indicating it is very dangerous.

An attacker can exploit this flaw without authentication to access and steal sensitive data from your website's database.

It can lead to data breaches, loss of confidential information, and potentially disrupt the availability of your system.

Detection Guidance

The vulnerability is an unauthenticated SQL Injection in the WordPress Library Management System Plugin versions 3.5.7 and below. Detection typically involves monitoring for suspicious SQL injection attempts targeting the plugin's endpoints.

While specific commands are not provided, common detection methods include using web application firewalls (WAF) with rules to detect SQL injection patterns, inspecting web server logs for unusual query strings or payloads, and employing vulnerability scanners that can test for SQL injection vulnerabilities on the affected plugin.

Patchstack has provided a mitigation rule to block attacks until the update is applied, which can also help in detecting exploitation attempts.

Mitigation Strategies

The immediate and recommended step to mitigate this vulnerability is to update the WordPress Library Management System Plugin to version 3.5.8 or later, where the SQL Injection flaw has been patched.

Until the update can be applied, users are advised to implement the mitigation rule provided by Patchstack to block attack attempts targeting this vulnerability.

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