CVE-2026-4591
Received Received - Intake
OS Command Injection in kalcaddle kodbox fileThumb Endpoint

Publication date: 2026-03-23

Last updated on: 2026-04-29

Assigner: VulDB

Description
A weakness has been identified in kalcaddle kodbox 1.64. This affects the function checkBin of the file /workspace/source-code/plugins/fileThumb/app.php of the component fileThumb Endpoint. Executing a manipulation can lead to os command injection. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
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Meta Information
Published
2026-03-23
Last Modified
2026-04-29
Generated
2026-06-16
AI Q&A
2026-03-23
EPSS Evaluated
2026-06-14
NVD
CVE-2026-4591
EUVD
EUVD-2026-14457
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
kalcaddle kodbox 1.64
Helpful Resources
Exploitability
CWE
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KEV
KEV Icon
CWE ID Description
CWE-77 The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.
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 vulnerability exists in kalcaddle kodbox version 1.64, specifically in the checkBin function of the file /workspace/source-code/plugins/fileThumb/app.php within the fileThumb Endpoint component.

An attacker can manipulate this function to perform OS command injection, which means they can execute arbitrary operating system commands remotely on the affected system.

The exploit for this vulnerability has been publicly disclosed, making it easier for attackers to use it.

Impact Analysis

This vulnerability allows remote attackers to execute arbitrary operating system commands on the affected system.

Such unauthorized command execution can lead to compromise of the system, including unauthorized access, data theft, data modification, or disruption of services.

Because the exploit is publicly available, the risk of attack is increased.

Compliance Impact

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Detection Guidance

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Mitigation Strategies

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