No exploitation reportedFix available

CVE-2022-39328

Q: Is CVE-2022-39328 actively exploited?

Active exploitation of CVE-2022-39328 has not been confirmed. Its EPSS score was 1.1% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2022-39328?

CVE-2022-39328 has a CVSS v3 base score of 8.1 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2022-11-08
Fixed in9.2.4
WeaknessCWE-362

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC

2022-11-0823:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-39328?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-39328?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · OSV

Grafana

Branch	Affected	Fixed in	Source
9.2	≥ 9.2.0, < 9.2.4	9.2.4	NVD · OSV
—	all versions	no fix published	OSV

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Grafana to 9.2.4

Advisories and patches

github.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CISA-ADPSSVC decisionnone2026-01-27
OpenCVESSVC decisionnone—
CNACVSS 3.19.8read 2026-10-23
NVDCVSS 3.18.1read 2026-10-23
CNAweakness (CWE)CWE-362read 2026-10-23
NVDweakness (CWE)CWE-362read 2026-10-23
FIRST EPSSEPSS score1.1 %2026-10-22
OSVaffected packages—

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2022-11-08
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2022-39328?

Is CVE-2022-39328 actively exploited?

Active exploitation of CVE-2022-39328 has not been confirmed. Its EPSS score was 1.1% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-39328?

CVE-2022-39328 has a CVSS v3 base score of 8.1 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

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