Vulnerability in Grafana

CVE-2026-28375

A testdata data-source can be used to trigger out-of-memory crashes in Grafana.

EPSS: 0.000 (8.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Grafana — versions 8.1.0, 12.0.0, 12.2.0

References

grafana.com/security/security-advisories/cve-2026-28375 (vendor-advisory)

Frequently asked questions

What is CVE-2026-28375?: CVE-2026-28375 is a medium-severity vulnerability in Grafana. CVSS score: 6.5/10. Published 2026-03-27.
How severe is CVE-2026-28375?: Medium severity. CVSS v3 base score is 6.5 out of 10.