CVE-2026-42129 (GCVE-0-2026-42129)

Vulnerability from cvelistv5 – Published: 2026-06-22 13:18 – Updated: 2026-06-22 15:44
VLAI
Title
Path Traversal in Loki Datasource leads to Internal Information Disclosure
Summary
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.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
Assigner
References
Impacted products
Date Public
2026-05-28 15:30
Credits
khanmarshal (Researcher)
Show details on NVD website

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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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