What’s Vulnerable › Vulnerabilities

CVE-2022-39201: Data source and plugin proxy endpoints could leak the authentication cookie to some destination plugins

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% 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. Starting with version 5.0.0-beta1 and prior to versions 8.5.14 and 9.1.8, Grafana could leak the authentication cookie of users to plugins. The vulnerability impacts data source and plugin proxy endpoints under certain conditions. The destination plugin could receive a user's Grafana authentication cookie. Versions 9.1.8 and 8.5.14 contain a patch for this issue. There are no known workarounds.

Affected products

• Grafana: from 5.0.1 before 8.5.14; from 9.0.0 before 9.1.8; 5.0.0, 5.0.0-beta1, 5.0.0-beta2, 5.0.0-beta3, 5.0.0-beta4, 5.0.0-beta5 — 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/b571acc1dc130a33f24742c1f93b93216da6cf57
• https://github.com/grafana/grafana/commit/c658816f5229d17f877579250c07799d3bbaebc9
• https://github.com/grafana/grafana/releases/tag/v9.1.8
• https://github.com/grafana/grafana/security/advisories/GHSA-x744-mm8v-vpgr
• https://github.com/grafana/grafana/commit/b571acc1dc130a33f24742c1f93b93216da6cf57
• https://github.com/grafana/grafana/commit/c658816f5229d17f877579250c07799d3bbaebc9
• https://github.com/grafana/grafana/releases/tag/v9.1.8
• https://github.com/grafana/grafana/security/advisories/GHSA-x744-mm8v-vpgr

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