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Review reviewCritical

CVE-2026-27876

Grafana Grafana, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 8

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...

CVSS
9.1
EPSS
1.93%
78.0% percentile
CISA KEV
Not listed
Published
2026.03.28
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability1.93%
Technical severityCVSS 9.1

Vulnerability overview

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...

Affected product and versions

Product
Grafana Grafana, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 8
Affected versions
>= 11.6.0 < 11.6.14, >= 12.0.0 < 12.1.10, >= 12.2.0 < 12.2.8, >= 12.3.0 < 12.3.6, >= 12.4.0 < 12.4.2, < 11.6.0, >= 11.6.14 < 12.0.0, >= 12.1.10 < 12.2.0, >= 12.2.8 < 12.3.0, >= 12.3.6 < 12.4.0
Fixed versions
11.6.0, 12.0.0, 12.2.0, 12.3.0, 12.4.0

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Grafana Grafana, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 8 and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CWE
CWE-89, CWE-94