What is CVE-2026-28378?

CVE-2026-28378 is a low-severity vulnerability in Grafana, classified under Improper Access Control. CVSS score: 3.1/10. Published 2026-07-07.

How severe is CVE-2026-28378?

Low severity. CVSS v3 base score is 3.1 out of 10.

Vulnerability in Grafana

CVE-2026-28378

The public dashboard deletion endpoint does not enforce organization isolation, allowing an Org Admin in one organization to delete public dashboards belonging to a different organization by supplying the target dashboard's identifiers.

EPSS: 0.001 (3.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Grafana — versions 12.4.0
Grafana Enterprise — versions 11.6.0, 12.1.0, 12.2.0
Grafana Oss — versions 11.6.0, 12.1.0, 12.2.0

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

security@grafana.com (vendor-advisory, Broken Link)

Frequently asked questions

What is CVE-2026-28378?: CVE-2026-28378 is a low-severity vulnerability in Grafana, classified under Improper Access Control. CVSS score: 3.1/10. Published 2026-07-07.
How severe is CVE-2026-28378?: Low severity. CVSS v3 base score is 3.1 out of 10.