CVE-2026-21729

Loki detected_fields query limits results in unbounded memory allocation PUBLISHED

Description (CNA)

Loki queries with large limits can cause large memory allocations which can impact the availability of the service, depending on its deployment strategy.

Affected (CNA)

Vendor / product	Versions
Grafana / Loki	affected v3.0.0 before v3.7.0

CWE

No CWE identifiers supplied.

References

https://grafana.com/security/security-advisories/cve-2026-21729

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.