CVE-2026-42129 Path traversal in the Loki data source plugin

A user with Viewer permissions can use a path traversal in the Loki data source plugin to reach administrative Loki endpoints and read sensitive backend configuration and internal service information...

CVE-2026-42129

The CVE describes a path traversal vulnerability in the Loki datasource plugin (callResource handler). An authenticated Viewer-role user can escape the plugin’s resource sandbox and reach administrative Loki endpoints (for example, /config, /services, /ready) to exfiltrate sensitive backend confi...

CVE-2026-42129 Path traversal in the Loki data source plugin

A user with Viewer permissions can use a path traversal in the Loki data source plugin to reach administrative Loki endpoints and read sensitive backend configuration and internal service information...