Information disclosure in Grafana - CVE-2026-27877
Published: March 31, 2026
Vulnerability identifier: #VU124711
CSH Severity: Low
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:Clear
CVE-ID: CVE-2026-27877
CWE-ID: CWE-200
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 user to disclose sensitive information.
The vulnerability exists due to improper access control in public dashboards when handling direct mode data sources. A remote user can access publicly shared dashboards to disclose sensitive information.
Authentication is required to create or access public dashboards; only direct mode data sources are affected.
How to mitigate CVE-2026-27877
Install security update from vendor's website.