Improper access control in Grafana - CVE-2025-12141
Published: April 15, 2026
Vulnerability identifier: #VU126254
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-12141
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to disclose sensitive information.
The vulnerability exists due to improper access control in contact points in Grafana alerting when invoking the test functionality after modifying the endpoint URL. A remote user can modify a contact point created by another user and trigger a test request to disclose sensitive information.
The issue can expose redacted secure settings such as authentication credentials for third-party services.
Affected software
Grafana
How to mitigate CVE-2025-12141
Install security update from vendor's website.
Grafana - update to 12.3.1