CVE-2026-65770

Received Received - Intake

Improper Argument Injection in Azure Managed Instance for Apache Cassandra

Publication date: 2026-08-20

Last updated on: 2026-08-20

Assigner: Microsoft Corporation

Description

Improper neutralization of argument delimiters in a command ('argument injection') in Azure Managed Instance for Apache Cassandra allows an unauthorized attacker to execute code over a network.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-20

Last Modified

2026-08-20

Generated

2026-08-21

AI Q&A

2026-08-21

EPSS Evaluated

N/A

NVD

CVE-2026-65770

EUVD

EUVD-2026-63619

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	azure_managed_instance_for_apache_cassandra	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-88	The product constructs a string for a command to be executed by a separate component in another control sphere, but it does not properly delimit the intended arguments, options, or switches within that command string.

Attack-Flow Graph

Executive Summary

This is an argument injection vulnerability in Azure Managed Instance for Apache Cassandra. It allows an unauthorized attacker to inject malicious arguments into commands, potentially leading to remote code execution over the network.

Impact Analysis

An attacker could exploit this to execute arbitrary code on the affected system, potentially gaining full control. This could lead to data breaches, service disruption, or unauthorized access to sensitive information stored in the Cassandra database.

Compliance Impact

This vulnerability could lead to unauthorized data access or exfiltration, violating GDPR's data protection requirements and HIPAA's security rules. Organizations may face compliance penalties, legal consequences, and reputational damage if exploited.

Mitigation Strategies

Apply the latest security patches provided by Microsoft for Azure Managed Instance for Apache Cassandra immediately. Ensure network segmentation to limit exposure and monitor for unauthorized code execution attempts.

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