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Today we are releasing Grafana 8.3.10, 8.4.10, 8.5.9 and 9.0.3. This patch release includes a HIGH severity security fix for an Oauth takeover vulnerability in Grafana.

Release v.9.0.3, containing this security fix and other patches:

Release v.8.5.9, containing this security fix and other fixes:

Release v.8.4.10, containing this security fix and other fixes:

Release v.8.3.10, containing this security fix and other fixes:

Grafana account takeover via OAuth vulnerability (CVE-2022-31107)

Summary

On June 27 the HTTPVoid team contacted Grafana Labs to disclose a Grafana account takeover via an OAuth vulnerability.

We believe that this vulnerability is rated at CVSS 7.1 (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L).

Impact

It is possible for a malicious user who has authorization to log into a Grafana instance via a configured OAuth IdP to take over an existing Grafana account under some conditions.

Affected versions with HIGH severity

All Grafana >=5.3 versions are affected by this vulnerability.