What is CVE-2022-28660?

CVE-2022-28660 is a critical-severity vulnerability in Grafana, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2022-05-20.

How severe is CVE-2022-28660?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Grafana

CVE-2022-28660

The querier component in Grafana Enterprise Logs 1.1.x through 1.3.x before 1.4.0 does not require authentication when X-Scope-OrgID is used. Versions 1.2.1, 1.3.1, and 1.4.0 contain the bugfix. This affects -auth.type=enterprise in microservices mode

Vulnerability class: Broken Authentication

Published 2022-05-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.011 (65.4th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: +0.000

Affected products

Grafana — versions 1.3.0

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

grafana.com/docs/enterprise-logs/latest/gel-releases/ (Release Notes, Vendor Advisory)
security.netapp.com/advisory/ntap-20220707-0004/ (Third Party Advisory)

Frequently asked questions

What is CVE-2022-28660?: CVE-2022-28660 is a critical-severity vulnerability in Grafana, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2022-05-20.
How severe is CVE-2022-28660?: Critical severity. CVSS v3 base score is 9.8 out of 10.