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CVE-2026-28383

Grafana plugin resources can lead to unbounded memory allocation

Published: May 13, 2026Updated: Jun 17, 2026 Sources: CVE List NVD BDUCWE-770
6.5MEDIUM
NVD MITRE
EPSS Score
0.3%
Top 75.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-770

Affected Products

Grafana
oss-project·US
grafanaOn-premWeb App
Enterprise Software / itsm-monitoring
Grafana OSSOn-premWeb App
Enterprise Software / itsm-monitoring
Grafana Labs
commercial·US
GrafanaOn-premWeb App
Enterprise Software / itsm-monitoring

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

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