Description
The Prometheus rule conversion API endpoints in Grafana do not limit request body size, allowing authenticated users to trigger unbounded memory allocations that can crash the server through out-of-memory conditions.
Published: 2026-10-13
Score: 6.5 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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History

Tue, 13 Oct 2026 17:30:00 +0000

Type Values Removed Values Added
Description The Prometheus rule conversion API endpoints in Grafana do not limit request body size, allowing authenticated users to trigger unbounded memory allocations that can crash the server through out-of-memory conditions.
Title Unbounded memory allocation in the Prometheus rule conversion API
Weaknesses CWE-400
CWE-770
CWE-789
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'}

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: GRAFANA

Published:

Updated: 2026-10-13T17:05:49.782Z

Reserved: 2026-03-19T07:55:06.977Z

Link: CVE-2026-33374

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-13T18:17:23.720

Modified: 2026-10-13T18:17:23.720

Link: CVE-2026-33374

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses