CVE-2026-28383 MEDIUM

CVE-2026-28383: Grafana plugin resources can lead to unbounded memory allocation

Vendor Grafana
Product Grafana OSS
Published May 13, 2026
Last update June 12, 2026

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity None

CVSS vector

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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

May 13, 2026 CVE published
June 12, 2026 Record updated