{"id":"GHSA-f74p-cwhp-x2wx","revision":"676b031b8f154833918ab80e86fa5571","records":[{"revision":"676b031b8f154833918ab80e86fa5571","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GHSA-f74p-cwhp-x2wx","aliases":["CVE-2026-42129","GO-2026-6544"],"title":"Grafana Loki datasource plugin's callResource handler contains a path traversal vulnerability.","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.","state":0,"publishedAt":"2026-06-22T15:30:43+00:00","modifiedAt":"2026-09-28T17:10:47.137426+00:00","affected":[{"ecosystem":"Go","name":"github.com/grafana/grafana","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"2.0.0-beta1"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"Go","name":"github.com/grafana/grafana","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"12.0.0"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"Go","name":"github.com/grafana/grafana","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"12.3.0"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"Go","name":"github.com/grafana/grafana","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"13.0.0"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"Go","name":"github.com/grafana/grafana","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"12.4.0"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"Go","name":"github.com/grafana/grafana","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"1.9.2-0.20260616075434-82ef13993059"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"HIGH"}],"references":["https://nvd.nist.gov/vuln/detail/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","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://grafana.com/security/security-advisories/cve-2026-42129"],"sourceUrl":"https://github.com/advisories/GHSA-f74p-cwhp-x2wx","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-f74p-cwhp-x2wx","identifiers":["GHSA-f74p-cwhp-x2wx","CVE-2026-42129","GO-2026-6544"]},"retained":false,"historicalAffected":[]}],"coverage":[]}