7.7
High
CVE-2026-42129 A user with Viewer permissions can use a path traversal in the Loki data source plugin to reach administrative Loki…
Description
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Grafana OSS 13.0 | 13.0.0 → 13.0.1 | No fix stated |
| Grafana OSS 12.4 | 12.4.0 → 12.4.3 | No fix stated |
| Grafana OSS 12.3 | 12.3.0 → 12.3.6 | No fix stated |
| Grafana OSS 12.2 | 12.2.0 → 12.2.8 | No fix stated |
| Grafana OSS 11.6 | 11.6.0 → 11.6.14 | No fix stated |
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