CVE-2026-88858

EUVD-2026-112198
A user with the Viewer role in Grafana can crash the server by submitting a crafted server-side math expression (uncontrolled recursion). A user with permission to provision alert rules can make the outage persist across restarts.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
GRAFANACNA
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).
VendorProductVersionSource
grafanagrafana
7.4.0 ≤
𝑥
≤ 11.6.16
CNA
grafanagrafana
12.0.0 ≤
𝑥
≤ 12.2.10
CNA
grafanagrafana
12.3.0 ≤
𝑥
≤ 12.3.11
CNA
grafanagrafana
12.4.0 ≤
𝑥
≤ 12.4.13
CNA
grafanagrafana
13.0.0 ≤
𝑥
≤ 13.0.11
CNA
grafanagrafana
13.1.0 ≤
𝑥
≤ 13.1.8
CNA
grafanagrafana
13.2.0 ≤
𝑥
≤ 13.2.4
CNA
Common Weakness Enumeration
References
https://grafana.com/security/security-advisories/cve-2026-88858