CVE-2026-28379
Viewer-triggered race condition in Grafana Live leads to complete server crash
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
A race condition in Grafana Live allows authenticated users with Viewer role to trigger a server crash by sending concurrent requests that cause a fatal map access error. This results in complete service unavailability requiring restart of the Grafana server.
| Vendor | grafana |
| Product | grafana oss |
| Ecosystems | |
| Industries | Technology |
| Published | May 13, 2026 |
| Last Updated | May 13, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Grafana / Grafana OSS
8.2.0 ≤ 11.6.14 11.6.14 < 11.6.14+security-04 12.0.0 ≤ 12.2.8 12.2.8 < 12.2.8+security-04 12.3.0 ≤ 12.3.6 12.3.6 < 12.3.6+security-04 12.4.0 ≤ 12.4.3 12.4.3 < 12.4.3+security-02 13.0.0 ≤ 13.0.1 13.0.1 < 13.0.1+security-01