High severity7.5NVD Advisory· Published Nov 6, 2026

CVE-2026-89017

Description

Skyline DataMiner BrokerGateway contains an embedded API key vulnerability that allows unauthenticated attackers to retrieve the installation-specific BrokerGateway key even while pairing mode is disabled. Attackers can use the retrieved key to obtain the unrestricted DataMinerUser.creds NATS credential and gain trusted message-bus access via TCP port 4222 without any prior DataMiner credentials. Fixed in DataMiner 10.6.9 CU1, 10.6.0 CU7, 10.5.0 CU19, and 10.4.0 CU22.

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Affected products

Skyline/DataMiner BrokerGatewayllm-create
Range: before 10.6.9 CU1, 10.6.0 CU7, 10.5.0 CU19, and 10.4.0 CU22
Skyline/DataMinerllm-create
Range: before 10.6.9 CU1, 10.6.0 CU7, 10.5.0 CU19, and 10.4.0 CU22

Patches

Vulnerability mechanics

References

community.dataminer.services/critical-dataminer-security-upgrade/nvd
www.vulncheck.com/advisories/skyline-dataminer-brokergateway-embedded-api-key-authentication-bypassnvd

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