SB2026081829 - Improper access control in Grafana

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Main Vulnerability Database SB2026081829

SB2026081829 - Improper access control in Grafana

Published: August 18, 2026

Security Bulletin ID SB2026081829
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Improper access control (CVE-ID: CVE-2026-11817)

CWE-ID: CWE-284 - Improper Access Control

CVSSv4: 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]


The vulnerability allows a remote user to disclose sensitive information.

The vulnerability exists due to improper access control in the SearchUsersPermissions API endpoint when handling GET requests to /api/access-control/users/permissions/search?actionPrefix=dashboards:. A remote user can send a crafted request to disclose sensitive information.

Only multi-organization deployments are affected. The disclosed information is limited to dashboard and folder identifiers and per-user permission mappings across organizations.


Remediation

Install update from vendor's website.

References