CVE-2026-21721

Dashboard Permissions Scope Bypass Enables Cross‑Dashboard Privilege Escalation

Published: Jan 27, 2026Updated: Jul 20, 2026 Sources: CVE List NVD BDUCWE-863

8.1HIGH

Description

The dashboard permissions API does not verify the target dashboard scope and only checks the dashboards.permissions:* action. As a result, a user who has permission management rights on one dashboard can read and modify permissions on other dashboards. This is an organization‑internal privilege escalation.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:LPrivileges Required

Low

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:HIntegrity

High

A:NAvailability

None

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Weaknesses

CWE-863 CWE-639

Affected Products

Grafana

oss-project·US

grafanaOn-premWeb App

Enterprise Software / itsm-monitoring

grafana/grafanaOn-premWeb App

Enterprise Software / itsm-monitoring

grafana/grafana-enterpriseOn-premWeb App

Enterprise Software / itsm-monitoring

ООО «Ред Софт»

commercial·RUaka red soft

РЕД ОСOn-premOS

Operating Systems / linux-distro

Grafana Labs

commercial·US

GrafanaOn-premWeb App

Enterprise Software / itsm-monitoring

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Initial Access

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References

https://grafana.com/security/security-advisories/cve-2026-21721/

grafana.com

https://redos.red-soft.ru/search/?iblock_id=24&q=CVE-2026-21721

redos.red-soft.ru

https://grafana.com/security/security-advisories/cve-2026-21721

grafana.com

and 10 more references View all →

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