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CVE-2026-27877

HIGH CVSS 3.1: 7.5 EPSS 0.01%
Updated Mar 31, 2026
Grafana
Parameter Value
CVSS 7.5 (HIGH)
Affected Versions 11.6.14 — 9.3.0
Fixed In 9.3.0
Vendor Grafana
Public PoC No

When using public dashboards and direct data-sources, all direct data-sources' passwords are exposed despite not being used in dashboards. No passwords of proxied data-sources are exposed. We encourage all direct data-sources to be converted to proxied data-sources as far as possible to improve your deployments' security.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products 5

Configuration From (including) Up to (excluding)
Grafana Grafana
cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*
9.3.0
Grafana Grafana
cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*
11.6.14 12.0.0
Grafana Grafana
cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*
12.1.10 12.2.0
Grafana Grafana
cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*
12.2.8 12.3.0
Grafana Grafana
cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*
12.3.6 12.4.0