HIGHCVSS 7.7EPSS 0.4%

CVE-2026-42129

CVE-2026-42129 updated by NVD

Published: 2026-06-22
Modified: 2026-10-27
EPSS percentile: 38%
Sources: github-advisory, nvd

Summary

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 packages

Ecosystem	Package	Affected versions	Fixed versions
Go	github.com/grafana/grafana	—	1.9.2-0.20260616075434-82ef13993059

Remediation: Upgrade to 1.9.2-0.20260616075434-82ef13993059 or later.

References

https://nvd.nist.gov/vuln/detail/CVE-2026-42129

Includes data from the GitHub Advisory Database, licensed under CC-BY 4.0.

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

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EPSS scores provided by the FIRST.org Exploit Prediction Scoring System.