CVE-2026-33380: SQL Expressions Read File From Disk

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-13 · updated 2026-10-26
Weakness: CWE-552

Description

A vulnerability in SQL Expressions allows an authenticated attacker to read arbitrary files from the Grafana server's filesystem. Only instances with the sqlExpressions feature toggle enabled are vulnerable.

Affected products

Grafana: from 11.6.0 before 11.6.14; from 12.2.0 before 12.2.8; from 12.3.0 before 12.3.6; from 12.4.0 before 12.4.3; from 13.0.0 before 13.0.1 — fixed in 11.6.14, 12.2.8, 12.3.6, 12.4.3, 13.0.1

How to fix

Upgrade to a fixed version: Grafana 11.6.14, 12.2.8, 12.3.6, 12.4.3. Check the vendor advisory for mitigations.

References

https://grafana.com/security/security-advisories/cve-2026-33380

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