CVE-2026-76978
Received Received - Intake

Command Injection in Zoho ManageEngine OpManager

Publication date: 2026-09-23

Last updated on: 2026-09-23

Assigner: ManageEngine

Description
ZohoCorp ManageEngine OpManager and Firewall Analyzer versions 12.8.709 and below were vulnerable to a Command Injection vulnerability in the Diagnose Settings feature.

CVSS Scores

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Meta Information

Published
2026-09-23
Last Modified
2026-09-23
Generated
2026-09-23
AI Q&A
2026-09-23
EPSS Evaluated
N/A
NVD
CVE-2026-76978
EUVD
EUVD-2026-85269

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
zoho manageengine_opmanager to 12.8.709 (exc)
zoho firewall_analyzer to 12.8.709 (exc)

Helpful Resources

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.

Attack-Flow Graph

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Executive Summary

This vulnerability is a Command Injection flaw in ZohoCorp ManageEngine OpManager and Firewall Analyzer versions 12.8.709 and below. It exists in the Diagnose Settings feature, allowing attackers to execute arbitrary commands on the affected system.

Impact Analysis

An attacker could exploit this to gain unauthorized access, execute malicious commands, steal sensitive data, or disrupt services. The high CVSS score (8.8) indicates significant risk as it requires low privileges and no user interaction.

Compliance Impact

This vulnerability could lead to unauthorized data access or exfiltration, violating GDPR (data protection) and HIPAA (health data security) requirements. Organizations must patch systems to maintain compliance.

Mitigation Strategies

Update ZohoCorp ManageEngine OpManager and Firewall Analyzer to versions above 12.8.709 to address the Command Injection vulnerability in the Diagnose Settings feature.

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