Improper Authorization in Grafana - CVE-2025-3454
Published: June 3, 2025
Vulnerability identifier: #VU110090
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-3454
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Grafana Labs
Affected software:
Grafana
Grafana
Detailed vulnerability description
The vulnerability allows a remote attacker to bypass authorization checks.
The vulnerability exists due to improper authorization in the datasource proxy API. A remote user can gain unauthorized read access to GET endpoints in Alertmanager and Prometheus datasources.
How to mitigate CVE-2025-3454
Install updates from vendor's website.