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Fencer Vulns
critical 9.8

CVE-2022-39328 json

Grafana vulnerable to race condition allowing privilege escalation

published 2022-11-08 4 y ago modified 2026-09-10 59 d ago also BIT-grafana-2022-39328 , EUVD-2024-1814 , GHSA-vqc4-mpj8-jxch , GO-2024-2856

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 70%
public exploits
0
none known

Summary

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.

Patch / fix

  • go github.com/grafana/grafana 9.2.4
  • bitnami grafana 9.2.4
  • grafana grafana 9.2.4

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-39328 updated cvss 8.1

grafana: race condition allowing privilege escalation

  • Red Hat Logging Subsystem for Red Hat OpenShift openshift-logging/logging-loki-rhel8, openshift-logging/logging-view-plugin-rhel9 Red Hat OpenShift Service Mesh 2 openshift-service-mesh/grafana-rhel8 Red Hat OpenShift Service Mesh 2.0 servicemesh-grafana, servicemesh-grafana-prometheus, openshift-service-mesh/grafana-rhel8 Red Hat OpenShift Service Mesh 2.1 servicemesh-grafana, openshift-service-mesh/grafana-rhel8 Red Hat Advanced Cluster Management for Kubernetes 2 rhacm2/acm-grafana-rhel8 Red Hat build of Quarkus grafana
    +9 more products
    Red Hat Ceph Storage 3 grafana Red Hat Ceph Storage 4 rhceph/rhceph-4-dashboard-rhel8 Red Hat Ceph Storage 5 rhceph/rhceph-5-dashboard-rhel8 Red Hat Enterprise Linux 8 grafana, grafana-loki, grafana-mssql, grafana-mysql, grafana-selinux, grafana-graphite, +8 more Red Hat Enterprise Linux 9 grafana, grafana-selinux Red Hat OpenShift Container Platform 3.11 openshift3/grafana Red Hat OpenShift Container Platform 4 openshift4/ose-grafana, openshift4/ose-prometheus, openshift4/ose-thanos-rhel8, openshift4/ose-prometheus-rhel9-operator, openshift4/ose-cluster-monitoring-rhel9-operator Red Hat OpenShift GitOps openshift-gitops-1/gitops-rhel8-operator Red Hat Storage 3 grafana
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
9 mo ago

Exploit prediction

1.30% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
OSV 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
go github.com/grafana/grafana
>=9.2.0, <9.2.4
all versions
9.2.4
bitnami grafana
>=9.2.0, <9.2.4
9.2.4

Affected products

  • grafana grafana

Classification

Weakness
  • CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.