CVE-2026-18390
Received Received - Intake

OS Command Injection in UYAP Document Editor

Publication date: 2026-10-12

Last updated on: 2026-10-12

Assigner: Computer Emergency Response Team of the Republic of Turkey

Description
Improper neutralization of special elements used in an OS command ('OS command injection') vulnerability in Ministry of Justice General Directorate of Information Technology UYAP Document Editor allows OS Command Injection. This issue affects UYAP Document Editor: before 5.4.20.

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Meta Information

Published
2026-10-12
Last Modified
2026-10-12
Generated
2026-10-12
AI Q&A
2026-10-12
EPSS Evaluated
N/A
NVD
CVE-2026-18390
EUVD
EUVD-2026-97437

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Ministry of Justice General Directorate of Information Technology UYAP Document Editor 0

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-78 The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

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Executive Summary

This is an OS command injection vulnerability in the UYAP Document Editor software. It allows attackers to inject malicious commands that the system will execute due to improper neutralization of special elements in user input.

Impact Analysis

An attacker could exploit this to execute arbitrary commands on the system with the same privileges as the vulnerable application. This may lead to unauthorized data access, system compromise, or further network infiltration depending on the application's environment.

Compliance Impact

This vulnerability could lead to unauthorized access or control of the system, potentially exposing sensitive data. This may violate compliance requirements under GDPR, HIPAA, or other regulations depending on the data processed by the UYAP Document Editor.

Mitigation Strategies

Update UYAP Document Editor to version 5.4.20 or later to address the OS command injection vulnerability.

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