CVE-2026-28383

MEDIUM

Grafana plugin resources can lead to unbounded memory allocation

Title source: cna
STIX 2.1

Description

A request to the Grafana plugin resources endpoint can cause unbounded memory allocation by reading the entire request body into memory. An authenticated user can exploit this to trigger an out-of-memory condition, potentially causing a denial of service.

References (1)

Core 1
Core References

Scores

CVSS v3 6.5
EPSS 0.0033
EPSS Percentile 24.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-770
Status published
Products (17)
grafana/grafana 11.6.14 (2 CPE variants)
grafana/grafana 12.2.8 (2 CPE variants)
grafana/grafana 12.3.6 (2 CPE variants)
grafana/grafana 12.4.3
grafana/grafana 13.0.0
grafana/grafana 13.0.1
grafana/grafana 8.5.0 - 11.6.14
Grafana/Grafana OSS 11.6.14 - 11.6.14+security-04
Grafana/Grafana OSS 12.0.0 - 12.2.8
Grafana/Grafana OSS 12.2.8 - 12.2.8+security-04
... and 7 more
Published May 13, 2026
Tracked Since May 14, 2026