Information disclosure in Grafana - CVE-2026-27877

Vulnerability identifier: #VU124711

CSH Severity: Low

CVSS v4: 7.1 [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]

CVE-ID: CVE-2026-27877

CWE-ID: CWE-200

Exploitation vector: Remote access

Exploit availability: No public exploit available

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.

Grafana
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for ARM 64
openSUSE Leap
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
release-notes-susemanager-proxy
release-notes-susemanager
grafana (Red Hat package)

Install security update from vendor's website.

Grafana - addressed in versions 11.6.14, 12.1.10, 12.2.8, 12.3.6, 12.4.2
release-notes-susemanager-proxy - update to 4.3.18-150400.3.110.2
release-notes-susemanager - update to 4.3.18-150400.3.154.2
grafana (Red Hat package) - addressed in versions 10.2.6-20.el9_6, 10.2.6-23.el10_0, 10.2.6-24.el10_1

• https://grafana.com/security/security-advisories/cve-2026-27877/

• Multiple vulnerabilities in Grafana
• Red Hat Enterprise Linux 10 update for grafana
• Red Hat Enterprise Linux 9 update for grafana
• Red Hat Enterprise Linux 10 update for grafana
• SUSE update for Maintenance update for Multi-Linux Manager 4.3 Release Notes Release Notes