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Grafana CVE-2026-11817

| EUVDEUVD-2026-60478 MEDIUM
Incorrect Authorization (CWE-863)
2026-08-17 GRAFANA GHSA-72xj-fpfg-99ww
5.3
CVSS 4.0 · Vendor: GRAFANA
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Severity by source

Vendor (GRAFANA) PRIMARY
5.3 MEDIUM
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
vuln.today AI
4.3 MEDIUM

Network-accessible API requiring Org Admin authentication (PR:L); confidentiality limited to UIDs and permission metadata, no integrity or availability impact.

3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Red Hat
4.3 MEDIUM
qualitative

Primary rating from Vendor (GRAFANA).

CVSS VectorVendor: GRAFANA

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

2
Analysis Generated
Aug 17, 2026 - 22:25 vuln.today
CVE Published
Aug 17, 2026 - 21:28 cve.org
MEDIUM 5.3

DescriptionCVE.org

This vulnerability only affects Grafana stacks configured with multiple organizations; single-organization deployments are not impacted. In a multi-organization stack, a user who is an Org Admin of a single organization can call GET /api/access-control/users/permissions/search?actionPrefix=dashboards: and receive permission data belonging to other organizations. The disclosed data is limited to dashboard and folder identifiers (UIDs) and per-user permission/scope mappings (which user holds which access on which dashboard). Dashboard contents, panels, query results, datasource credentials, secrets, and personal data are not exposed. This is a limited cross-organization information disclosure affecting multi-org deployments only.

AnalysisAI

Cross-organization permission data disclosure in Grafana OSS and Enterprise affects all multi-org deployments across a broad range of versions from 11.2.0 through 13.1.0. An authenticated Org Admin of any single organization can call the access-control permission search API endpoint with an actionPrefix filter and receive dashboard and folder UIDs along with per-user permission/scope mappings belonging to other organizations within the same Grafana stack. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
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Delivery
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Exploit
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Vulnerability AssessmentAI

Exploitation Exploitation requires three concurrent conditions: the Grafana instance must be deployed in multi-organization mode (single-org deployments are explicitly not affected per vendor description); the attacker must hold the Org Admin role within at least one organization in that stack (PR:L per CVSS 4.0 vector - standard authenticated user or Viewer roles are insufficient); and the target stack must be running one of the affected version ranges spanning 11.2.0 through 13.1.0. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 4.0 vector (AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N) yields a score of 5.3 (Medium), which accurately reflects the constrained impact. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Consult the Grafana security advisory at https://grafana.com/security/security-advisories/cve-2026-11817 for patched release versions; specific fixed version numbers were not included in the available intelligence and should not be inferred. … Detailed patch versions, workarounds, and compensating controls in full report.

Threat intelligence, references, and detailed analysis are available after sign-in.

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Vendor StatusVendor

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CVE-2026-11817 vulnerability details – vuln.today

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