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Servers and applications

CVE-2022-39328

Race condition allowing privilege escalation

Severity
High 8.1
Published
8 Nov 2022
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
9.2.4
Also known as
GHSA-vqc4-mpj8-jxch
Sources
NVD, Project advisories (GitHub)

Description

Grafana is an open-source platform for monitoring and observability. Versions starting with 9.2.0 and less than 9.2.4 contain a race condition in the authentication middlewares logic which may allow an unauthenticated user to query an administration endpoint under heavy load. This issue is patched in 9.2.4. There are no known workarounds.

Affected software

SoftwareAffected versions
GrafanaServers and applications · cpe:a:grafana:grafana
  • From 9.2.0 before 9.2.4
GrafanaServers and applications · github:grafana/grafana
  • From 9.2.0 before 9.2.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2022-39328
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2022-39328
  • GitHub Advisory Database https://github.com/advisories/GHSA-vqc4-mpj8-jxch
  • github.com https://github.com/grafana/grafana/security/advisories/GHSA-vqc4-mpj8-jxch