CVE-2026-21729

high

Description

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

References

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

Details

Source: Mitre, NVD

Published: 2026-07-16

Updated: 2026-07-16

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H