GO-2026-6544 Grafana Loki datasource plugin's callResource handler contains a path traversal vulnerability. in github.com/grafana/grafana

Grafana Loki datasource plugin's callResource handler contains a path traversal vulnerability. in github.com/grafana/grafana. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing...

Grafana: Path traversal in the Tempo and Loki data source plugins

The Tempo and Loki datasource plugins construct backend HTTP requests by interpolating user-supplied input into URL paths without sanitization, enabling path traversal. A Viewer-role user can: 1 capture admin-configured datasource credentials secureJsonData custom headers by traversing to an...

GHSA-F74P-CWHP-X2WX Grafana Loki datasource plugin's callResource handler contains a path traversal vulnerability.

The Loki datasource plugin's callResource handler contains a path traversal vulnerability. An authenticated Viewer-role user can escape the plugin's resource sandbox and access administrative Loki endpoints e.g. /config, /services, /ready to extract sensitive backend configuration and internal...

GHSA-9493-H4F5-633X Grafana: Path traversal in the Tempo and Loki data source plugins

The Tempo and Loki datasource plugins construct backend HTTP requests by interpolating user-supplied input into URL paths without sanitization, enabling path traversal. A Viewer-role user can: 1 capture admin-configured datasource credentials secureJsonData custom headers by traversing to an...

Grafana Loki datasource plugin's callResource handler contains a path traversal vulnerability.

The Loki datasource plugin's callResource handler contains a path traversal vulnerability. An authenticated Viewer-role user can escape the plugin's resource sandbox and access administrative Loki endpoints e.g. /config, /services, /ready to extract sensitive backend configuration and internal...

CVE-2026-42129

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-2026-10601

A user with Viewer permissions can use specially crafted requests to the Tempo and Loki data source plugins to reach unintended backend endpoints. Depending on the backend configuration this can expose data source credentials, leak internal responses, or trigger administrative actions on the...