What’s Vulnerable › Vulnerabilities

CVE-2022-31130: Grafana data source and plugin proxy endpoints leaking authentication tokens to some destination plugins

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-10-13 · updated 2026-06-17
• Weakness: CWE-200

Description

Grafana is an open source observability and data visualization platform. Versions of Grafana for endpoints prior to 9.1.8 and 8.5.14 could leak authentication tokens to some destination plugins under some conditions. The vulnerability impacts data source and plugin proxy endpoints with authentication tokens. The destination plugin could receive a user's Grafana authentication token. Versions 9.1.8 and 8.5.14 contain a patch for this issue. As a workaround, do not use API keys, JWT authentication, or any HTTP Header based authentication.

Affected products

• Grafana: before 8.5.14; from 9.0.0 before 9.1.8 — fixed in 8.5.14, 9.1.8

How to fix

Upgrade to a fixed version: Grafana 8.5.14, 9.1.8. Check the vendor advisory for mitigations.

References

• https://github.com/grafana/grafana/commit/4dd56e4dabce10007bf4ba1059bf54178c35b177
• https://github.com/grafana/grafana/commit/9da278c044ba605eb5a1886c48df9a2cb0d3885f
• https://github.com/grafana/grafana/releases/tag/v9.1.8
• https://github.com/grafana/grafana/security/advisories/GHSA-jv32-5578-pxjc
• https://github.com/grafana/grafana/commit/4dd56e4dabce10007bf4ba1059bf54178c35b177
• https://github.com/grafana/grafana/commit/9da278c044ba605eb5a1886c48df9a2cb0d3885f
• https://github.com/grafana/grafana/releases/tag/v9.1.8
• https://github.com/grafana/grafana/security/advisories/GHSA-jv32-5578-pxjc

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