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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Grafana Grafana OSS unaffected
Version Status Constraints
6.7.0 affected ≤ 11.6.14
11.6.14 affected < 11.6.14+security-04
12.0.0 affected ≤ 12.2.8
12.2.8 affected < 12.2.8+security-04
12.3.0 affected ≤ 12.3.6
12.3.6 affected < 12.3.6+security-04
12.4.0 affected ≤ 12.4.3
12.4.3 affected < 12.4.3+security-02
13.0.0 affected ≤ 13.0.1
13.0.1 affected < 13.0.1+security-01

No data.

No data.

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No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://grafana.com/security/security-advisories/cve-2026-28383 cve-icon cve-icon
History

Wed, 13 May 2026 22:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-221

Wed, 13 May 2026 20:00:00 +0000

Type Values Removed Values Added
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.
Title Grafana plugin resources can lead to unbounded memory allocation
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GRAFANA

Published:

Updated: 2026-05-13T19:35:07.915Z

Reserved: 2026-02-27T07:16:12.219Z

Link: CVE-2026-28383

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-05-13T20:16:20.130

Modified: 2026-05-13T20:16:20.130

Link: CVE-2026-28383

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-13T22:00:06Z

Weaknesses