Grafana Live push endpoint allows unbounded memory allocation leading to OOM

Medium
Advisory ID:CVE-2026-28376
Published:2026-05-13
Product:Grafana
CVSS Score:6.5
CVSS Vector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Fixed Versions:
>=11.6.14+security-04
>=12.2.8+security-04
>=12.3.6+security-04
>=12.4.3+security-02
>=13.0.1+security-01

Summary

The Grafana Live push endpoint can be exploited to cause unbounded memory allocation by sending a large or streaming request body, potentially leading to out-of-memory conditions. An authenticated user with access to the Grafana Live API can trigger this issue.