CVE-2026-8609
Fixed in a distro release EPSS <1%CVSS 5.3
An unauthenticated attacker can repeatedly call Grafana's OAuth login route with unique values, causing unbounded memory growth that can eventually exhaust memory and crash the Grafana instance (denial of service).
Products: Grafana OSS
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux 10 | grafana | 10.2.6-28.el10_2.4 |
| AlmaLinux 10 | grafana-selinux | 10.2.6-28.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | grafana | 0:10.2.6-28.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | grafana-debuginfo | 0:10.2.6-28.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | grafana-debugsource | 0:10.2.6-28.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | grafana-selinux | 0:10.2.6-28.el10_2.4 |
| Red Hat Enterprise Linux eus 10.0 | grafana | 0:10.2.6-26.el10_0 |
| Red Hat Enterprise Linux eus 10.0 | grafana-debuginfo | 0:10.2.6-26.el10_0 |
| Red Hat Enterprise Linux eus 10.0 | grafana-debugsource | 0:10.2.6-26.el10_0 |
| Red Hat Enterprise Linux eus 10.0 | grafana-selinux | 0:10.2.6-26.el10_0 |
| Red Hat hummingbird 1 | grafana12.4 | 0:12.4.10-0.1.hum1 |
| Red Hat hummingbird 1 | grafana13.1 | 0:13.1.3-0.5.hum1 |
| Red Hat hummingbird 1 | grafana13.2 | 0:13.2.1-0.1.hum1 |
| Rocky Linux 10 | grafana | 0:10.2.6-28.el10_2.4 |
| SUSE Linux Enterprise Module for Package Hub 15 SP7 | grafana | 12.4.10-150200.3.94.3 |
| SUSE Linux Enterprise Module for Package Hub 15 SP7 | system-user-grafana | 1.0.0-150200.5.8.1 |
| SUSE Multi Linux Manager Tools SLE-15 | golang-github-prometheus-prometheus | 3.13.2-150002.3.19.1 |
| SUSE Multi Linux Manager Tools SLE-15 | grafana | 12.4.10-150002.4.27.1 |
| SUSE Multi Linux Manager Tools SLE-15 | mgr-push | 5.2.5-150002.3.12.1 |
| SUSE Multi Linux Manager Tools SLE-15 | spacecmd | 5.2.10-150002.3.15.1 |
| SUSE Multi Linux Manager Tools SLE-15 | spacewalk-client-tools | 5.2.7-150002.3.12.1 |
| SUSE Multi Linux Manager Tools SLE-15 | uyuni-tools | 5.2.17-150002.3.20.1 |
| SUSE Multi Linux Manager Tools SLE-15 | venv-salt-minion | 3006.0-150002.5.22.1 |
| SUSE Multi Linux Manager Tools SLE-Micro-5 | uyuni-tools | 5.2.17-150002.3.20.1 |
| SUSE Multi Linux Manager Tools SLE-Micro-5 | venv-salt-minion | 3006.0-150002.5.22.1 |
| openSUSE Leap 16.0 | grafana | 12.4.10-bp160.1.1 |
| openSUSE Tumbleweed | grafana | 12.4.5-4.1 |