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Grafana Alertmanager Templates Test Endpoint DoS

🗓️ 21 Aug 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 142 Views

Uncontrolled resource consumption in Grafana Alertmanager Templates Test Endpoint causes DoS.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-21723
23 Jul 202601:48
–attackerkb
circl
Circl
CVE-2026-21723
23 Jul 202604:04
–circl
cve
CVE
CVE-2026-21723
23 Jul 202601:48
–cve
cvelist
Cvelist
CVE-2026-21723 CVE-2026-21723 Record
23 Jul 202601:48
–cvelist
euvd
EUVD
EUVD-2026-47869
23 Jul 202601:48
–euvd
grafana
Grafana
DoS Vulnerability in Templates Test endpoint
22 Jul 202600:00
–grafana
mend
Mend
CVE-2026-21723
23 Jul 202601:48
–mend
nvd
NVD
CVE-2026-21723
23 Jul 202603:16
–nvd
opensuse
OPENSUSE Linux
grafana-12.4.5-4.1 on GA media (moderate)
30 Aug 202600:00
–opensuse
opensuse
OPENSUSE Linux
Security update for grafana (important)
20 Oct 202600:00
–opensuse
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21 Aug 2026 00:00Current
6.4Medium risk
Vulners AI Score6.4
CVSS 24.9
CVSS 35.3
EPSS0.00215
142