Tampering Vulnerability in Microsoft Azure Data Explorer Plugin for Kafka Connect
CVE-2026-42316

5.9MEDIUM

Key Information:

Vendor

Azure

Status
Kafka-sink-azure-kusto
Vendor
CVE Published:
11 May 2026

What is CVE-2026-42316?

The Kafka Connect plugin for Azure Data Explorer allowed potential attackers with configuration privileges to manipulate management commands using unsanitized user input, posing risks like schema enumeration or ingestion mapping tampering. This vulnerability, affecting versions prior to 5.2.3, is resolved in the latest update.

Affected Version(s)

kafka-sink-azure-kusto < 5.2.3

References

https://github.com/Azure/kafka-sink-azure-kusto/security/...
x_refsource_CONFIRM
https://github.com/Azure/kafka-sink-azure-kusto/pull/155
x_refsource_MISC
https://github.com/Azure/kafka-sink-azure-kusto/releases/...
x_refsource_MISC

CVSS V3.1

Score:
5.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.