CVE-2026-28383

Published: May 13, 2026Modified: Jun 17, 2026

6.5

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploitability: 2.8 / Impact: 3.6

Source: security@grafana.com (Secondary)

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.

Affected (13)

Products: Grafana: Grafana

Grafana

1 product

Grafana

Configuration A

13 vulnerable

Vulnerable Software	Affected Versions
Grafana Grafana	From 12.2.0 to 12.2.8
Grafana Grafana	From 12.3.0 to 12.3.6
Grafana Grafana	From 12.4.0 to 12.4.3
Grafana Grafana	From 8.5.0 to 11.6.14
Grafana Grafana	Version 11.6.14
Grafana Grafana	Version 11.6.14 security01
Grafana Grafana	Version 12.2.8
Grafana Grafana	Version 12.2.8 security01
Grafana Grafana	Version 12.3.6
Grafana Grafana	Version 12.3.6 security01
Grafana Grafana	Version 12.4.3
Grafana Grafana	Version 13.0.0
Grafana Grafana	Version 13.0.1

Related CWEs

CWE-770

Allocation of Resources Without Limits or Throttling

The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.

References (1)

https://grafana.com/security/security-advisories/cve-2026-28383

Source: security@grafana.com

Vendor Advisory

Timeline

No history available yet.