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CVE-2026-27877— Public dashboards discloses all direct mode datasources

CVSS 6.5 · Medium EPSS 0.02% · P4
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I. Basic Information for CVE-2026-27877

Vulnerability Information
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Vulnerability Title
Public dashboards discloses all direct mode datasources
Source: NVD (National Vulnerability Database)
Vulnerability Description
When using public dashboards and direct data-sources, all direct data-sources' passwords are exposed despite not being used in dashboards. No passwords of proxied data-sources are exposed. We encourage all direct data-sources to be converted to proxied data-sources as far as possible to improve your deployments' security.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Grafana 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Grafana是Grafana开源的一套提供可视化监控界面的开源监控工具。该工具主要用于监控和分析Graphite、InfluxDB和Prometheus等。 Grafana存在安全漏洞，该漏洞源于使用公共仪表板和直接数据源时暴露所有直接数据源密码，可能导致凭据泄露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
GrafanaGrafana 9.3.0 ~ 11.6.14 -

II. Public POCs for CVE-2026-27877

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III. Intelligence Information for CVE-2026-27877

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Same Patch Batch · Grafana · 2026-03-27 · 5 CVEs total

CVE-2026-278769.1 CRITICALRCE on Grafana via sqlExpressions
CVE-2026-278807.5 HIGHOpenFeature evaluation API reads input data with no bounds
CVE-2026-278796.5 MEDIUMQuery resampling can cause unbounded memory allocations
CVE-2026-283756.5 MEDIUMGrafana Testdata datasource can issue unbounded memory allocations

IV. Related Vulnerabilities

Same product: Grafana
Same vendor: Grafana

V. Comments for CVE-2026-27877

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