What is CVE-2026-33379?

CVE-2026-33379 is a high-severity vulnerability in Grafana Enterprise, classified under Missing Authorization. CVSS score: 8.5/10. Published 2026-11-06.

How severe is CVE-2026-33379?

High severity. CVSS v3 base score is 8.5 out of 10.

Auth bypass in Grafana Enterprise

CVE-2026-33379

A user with any role, including Viewer or a service account with no permissions, can create, externally publish, and delete dashboard snapshots (missing authorization). Only Grafana OSS and Grafana Enterprise 12.4 are affected; earlier versions and Grafana 13 are not.

Vulnerability class: Broken Access Control

Published 2026-11-06.

CVSS v3 metric

CVSS v3 base score 8.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

grafana.com/security/security-advisories/cve-2026-33379 (vendor-advisory)

Frequently asked questions

What is CVE-2026-33379?: CVE-2026-33379 is a high-severity vulnerability in Grafana Enterprise, classified under Missing Authorization. CVSS score: 8.5/10. Published 2026-11-06.
How severe is CVE-2026-33379?: High severity. CVSS v3 base score is 8.5 out of 10.