Privilege Escalation Vulnerability in Grafana Dashboard Permissions
CVE-2026-21721

8.1HIGH

Key Information:

Vendor

Grafana
Status
Grafana/grafana
Grafana/grafana-enterprise
Vendor
CVE Published:
27 January 2026

What is CVE-2026-21721?

The Grafana dashboard permissions API contains a privilege escalation flaw that fails to validate the scope of target dashboards. This oversight allows users with permission management rights on one dashboard to inadvertently access and alter permissions of other dashboards, potentially compromising internal organizational controls and data integrity.

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Affected Version(s)

grafana/grafana 12.3.0 < 12.3.1

grafana/grafana 12.2.0 < 12.2.3

grafana/grafana 12.1.0 < 12.1.5

References

https://grafana.com/security/security-advisories/CVE-2026...
vendor-advisory

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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