Vulnerability in Grafana

CVE-2021-28147

The team sync HTTP API in Grafana Enterprise 6.x before 6.7.6, 7.x before 7.3.10, and 7.4.x before 7.4.5 has an Incorrect Access Control issue. On Grafana instances using an external authentication service and having the EditorsCanAdmin feature enabled, this vulnerability allows any authenticated user to add external groups to any existing team. This can be used to grant a user team permissions that the user isn't supposed to have.

EPSS: 0.016 (73.4th 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:H/A:N.

Affected products

References

Frequently asked questions

What is CVE-2021-28147?
CVE-2021-28147 is a medium-severity vulnerability in Grafana. CVSS score: 6.5/10. Published 2021-03-22.
How severe is CVE-2021-28147?
Medium severity. CVSS v3 base score is 6.5 out of 10.