CVE-2026-42129
Path traversal in the Loki data source plugin
CVSS Score
7.7
EPSS Score
0.4%
EPSS Percentile
36th
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.
| CWE | CWE-22 |
| Vendor | grafana |
| Product | grafana oss |
| Ecosystems | |
| Industries | Technology |
| Published | Jun 22, 2026 |
| Last Updated | Jul 29, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Grafana / Grafana OSS
11.6.0 ≤ 11.6.14 12.2.0 ≤ 12.2.8 12.3.0 ≤ 12.3.6 12.4.0 ≤ 12.4.3 13.0.0 ≤ 13.0.1
References
Credits
khanmarshal (Researcher)