CVE-2026-18808
Deferred Deferred - Pending Action

Code Injection in Klemsan KIO

Publication date: 2026-09-01

Last updated on: 2026-09-01

Assigner: Computer Emergency Response Team of the Republic of Turkey

Description
Improper Control of Generation of Code ('Code Injection') vulnerability in Klemsan Electrical Electronics Inc. KIO (Klemsan Internet Objects) allows Code Injection. This issue affects KIO (Klemsan Internet Objects): before v1.9.

CVSS Scores

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Meta Information

Published
2026-09-01
Last Modified
2026-09-01
Generated
2026-09-01
AI Q&A
2026-09-01
EPSS Evaluated
N/A
NVD
CVE-2026-18808
EUVD
EUVD-2026-69130

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
klemsan_electrical_electronics_inc. kio to 1.9 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-94 The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

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Executive Summary

This is a code injection vulnerability in Klemsan Electrical Electronics Inc. KIO (Klemsan Internet Objects) software versions before v1.9. It allows attackers to inject malicious code into the system due to improper input validation or sanitization.

Detection Guidance

This vulnerability involves code injection in Klemsan KIO before v1.9. Detection requires checking software versions and monitoring for unusual network activity or unauthorized code execution. No specific commands are provided in the context.

Impact Analysis

An attacker could exploit this to execute arbitrary code on the affected system, potentially leading to unauthorized access, data theft, system compromise, or disruption of services. The high CVSS score indicates severe impact.

Compliance Impact

This vulnerability could lead to unauthorized data access or exfiltration, violating GDPR (data protection) and HIPAA (health data privacy) requirements. Organizations using affected software may face compliance breaches and penalties.

Mitigation Strategies

Immediately update KIO (Klemsan Internet Objects) to version 1.9 or later to address the code injection vulnerability. If updating is not possible, isolate affected systems from the network to prevent exploitation.

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