Description
Loki queries with large limits can cause large memory allocations which can impact the availability of the service, depending on its deployment strategy.
Published: 2026-07-16
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 16 Jul 2026 13:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-770
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 16 Jul 2026 05:00:00 +0000

Type Values Removed Values Added
First Time appeared Grafana
Grafana loki
Vendors & Products Grafana
Grafana loki

Thu, 16 Jul 2026 03:30:00 +0000

Type Values Removed Values Added
Description Loki queries with large limits can cause large memory allocations which can impact the availability of the service, depending on its deployment strategy.
Title Loki detected_fields query limits results in unbounded memory allocation
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Subscriptions

Grafana Loki
cve-icon MITRE

Status: PUBLISHED

Assigner: GRAFANA

Published:

Updated: 2026-07-16T12:54:28.421Z

Reserved: 2026-01-05T09:26:06.215Z

Link: CVE-2026-21729

cve-icon Vulnrichment

Updated: 2026-07-16T12:45:43.079Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-17T04:30:03Z

Weaknesses