CVE-2026-19271
Received Received - Intake

LDAP Injection in Liderahenk Software

Publication date: 2026-08-26

Last updated on: 2026-08-26

Assigner: Computer Emergency Response Team of the Republic of Turkey

Description
Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection') vulnerability in TÜBİTAK BİLGEM Software Technologies Research Institute Liderahenk allows LDAP Injection. This issue affects Liderahenk: from 3.4.0 before 3.5.5.

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Meta Information

Published
2026-08-26
Last Modified
2026-08-26
Generated
2026-08-26
AI Q&A
2026-08-26
EPSS Evaluated
N/A
NVD
CVE-2026-19271
EUVD
EUVD-2026-66554

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
tubitak liderahenk From 3.4.0 (inc) to 3.5.5 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-90 The product constructs all or part of an LDAP query using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended LDAP query when it is sent to a downstream component.

Attack-Flow Graph

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Executive Summary

This is an LDAP injection vulnerability where improper neutralization of special elements in LDAP queries allows attackers to manipulate queries. It affects TÜBİTAK BİLGEM Liderahenk versions from 3.4.0 before 3.5.5.

Impact Analysis

An attacker could exploit this to read unauthorized LDAP data, potentially accessing sensitive information like user credentials or directory contents. The CVSS score of 7.5 indicates high impact on confidentiality.

Compliance Impact

This vulnerability could lead to unauthorized data exposure, violating GDPR's data protection principles and HIPAA's security requirements for protected health information. Non-compliance risks include fines and legal penalties.

Mitigation Strategies

Update Liderahenk to version 3.5.5 or later to address the LDAP injection vulnerability. Review and sanitize all LDAP query inputs to prevent injection. Implement input validation and use parameterized queries for LDAP operations.

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