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CVE-2026-27876— RCE on Grafana via sqlExpressions

Quick assessment

Affected
Grafana Grafana
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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SQL表达式和Grafana Enterprise插件链式攻击，可能导致远程任意代码执行。

CVSS 9.1 · Critical EPSS 1.38% · P71

Affected Version Matrix 5

VendorProduct Version RangeStatus
Grafana Grafana 11.6.0< 11.6.14 affected
12.0.0< 12.1.10 affected
12.2.0< 12.2.8 affected
12.3.0< 12.3.6 affected
12.4.0< 12.4.2 affected
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I. Basic Information for CVE-2026-27876

Vulnerability Information
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Vulnerability Title
RCE on Grafana via sqlExpressions
Source: CVE Program / CVE List V5
Vulnerability Description
A chained attack via SQL Expressions and a Grafana Enterprise plugin can lead to a remote arbitrary code execution impact (RCE). This is enabled by a feature in Grafana (OSS), so all users are always recommended to update to avoid future attack vectors going this path. Only instances with the sqlExpressions feature toggle enabled are vulnerable. Only instances in the following version ranges are affected: - 11.6.0 (inclusive) to 11.6.14 (exclusive): 11.6.14 has the fix. 11.5 and below are not affected. - 12.0.0 (inclusive) to 12.1.10 (exclusive): 12.1.10 has the fix. 12.0 did not receive an update, as it is end-of-life. - 12.2.0 (inclusive) to 12.2.8 (exclusive): 12.2.8 has the fix. - 12.3.0 (inclusive) to 12.3.6 (exclusive): 12.3.6 has the fix. - 12.4.0 (inclusive) to 12.4.2 (exclusive): 12.4.2 has the fix. 13.0.0 and above also have the fix: no v13 release is affected.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
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SQL表达式和Grafana Enterprise插件链式攻击，可能导致远程任意代码执行。
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Grafana Grafana 11.6.0 ~ 11.6.14 -

II. Public POCs for CVE-2026-27876

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III. Intelligence Information for CVE-2026-27876

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

CVE-2026-27880 7.5 HIGH OpenFeature evaluation API reads input data with no bounds
CVE-2026-27877 6.5 MEDIUM Public dashboards discloses all direct mode datasources
CVE-2026-27879 6.5 MEDIUM Query resampling can cause unbounded memory allocations
CVE-2026-28375 6.5 MEDIUM Grafana Testdata datasource can issue unbounded memory allocations

IV. Related Vulnerabilities

Same product: Grafana
Same vendor: Grafana

V. Comments for CVE-2026-27876

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