CVE-2026-42129CWE-22

Path traversal in the Loki data source plugin

High · published June 22, 2026

CVSS v3.1
7.7
EPSS
0%
Percentile
37.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.7 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00443 · 37.5th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2026-06-22T13:18Z
EPSS history
Timeline
  • 22 JUN 13:18Z
    Path traversal in the Loki data source plugin
    cvelistv5