GHSA-f74p-cwhp-x2wxHighCVSS 7.7
Grafana Loki datasource plugin's callResource handler contains a path traversal vulnerability.
🔗 CVE IDs covered (1)
📋 Description
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 service information.
🎯 Affected products6
- go/github.com/grafana/grafana:>= 2.0.0-beta1, < 11.6.15
- go/github.com/grafana/grafana:>= 12.0.0, < 12.2.9
- go/github.com/grafana/grafana:>= 12.3.0, < 12.3.7
- go/github.com/grafana/grafana:>= 13.0.0, < 13.0.2
- go/github.com/grafana/grafana:>= 12.4.0, < 12.4.4
- go/github.com/grafana/grafana:< 1.9.2-0.20260616075434-82ef13993059
🔗 References (15)
- https://nvd.nist.gov/vuln/detail/CVE-2026-42129
- https://grafana.com/security/security-advisories/cve-2026-42129
- https://github.com/grafana/grafana/commit/3fcdbc5a6e5c955bd42bd3715dd03cbad2b078c1
- https://github.com/grafana/grafana/commit/42cdc39124912a8506a0c613c319c345aa950b29
- https://github.com/grafana/grafana/commit/82ef13993059351bf21de35b8488bbd9b42df4f4
- https://github.com/grafana/grafana/commit/d27d2eba9c509d16f214d290436a6ad0bd9c6c01
- https://github.com/grafana/grafana/commit/dd5dc51681ff0133ddb2e206c2ea318713aeca16
- https://github.com/grafana/grafana/commit/eeb08ceb020c4381242d8400e5878044e9877505
- https://github.com/grafana/grafana/commit/f70d3e480274a5dbd12006338c393f4b05d441ca
- https://github.com/grafana/grafana/releases/tag/v11.6.15
- https://github.com/grafana/grafana/releases/tag/v12.2.9
- https://github.com/grafana/grafana/releases/tag/v12.3.7
- https://github.com/grafana/grafana/releases/tag/v12.4.4
- https://github.com/grafana/grafana/releases/tag/v13.0.2
- https://github.com/advisories/GHSA-f74p-cwhp-x2wx