CVE-2026-7861
Received Received - Intake

Deserialization Code Injection in Next4Biz CSM

Vulnerability report for CVE-2026-7861, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-09-07

Last updated on: 2026-09-07

Assigner: Computer Emergency Response Team of the Republic of Turkey

Description

Deserialization of untrusted data vulnerability in Next4Biz Information Technologies Inc. CSM (Customer Service Management) allows Code Injection. This issue affects CSM (Customer Service Management): through 07092026. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-09-07
Last Modified
2026-09-07
Generated
2026-09-07
AI Q&A
2026-09-07
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
next4biz_information_technologies_inc csm to 07092026 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-502 The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

Attack-Flow Graph

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Executive Summary

This vulnerability is a deserialization of untrusted data flaw in Next4Biz CSM software that allows code injection. It affects versions up to 07092026 and could let attackers execute arbitrary code on the system.

Impact Analysis

An attacker could exploit this to gain full control of the CSM system, steal sensitive data, or disrupt services. Since it has a CVSS score of 9.8, the impact is severe and could lead to complete system compromise.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or health data, violating GDPR and HIPAA requirements for data protection and security. Organizations using this software may face compliance violations and penalties.

Mitigation Strategies

Immediately update CSM to the latest version if available. Isolate affected systems from the network to prevent exploitation. Monitor network traffic for unusual activity. Disable unnecessary services or features that may be vulnerable.

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