#VU124705 Improper input validation in Grafana - CVE-2026-27876

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Main Vulnerability Database Vulnerabilities #VU124705

#VU124705 Improper input validation in Grafana - CVE-2026-27876

Published: March 31, 2026


Vulnerability identifier: #VU124705
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-27876
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Grafana
Software vendor:
Grafana Labs

Description

The vulnerability allows a remote privileged user to execute arbitrary code.

The vulnerability exists due to improper input validation in SQL Expressions feature when processing user-supplied queries. A remote privileged user can send a specially crafted request to execute arbitrary code.

Only instances with the sqlExpressions feature toggle enabled are vulnerable.


Remediation

Install security update from vendor's website.

External links