CVE-2026-28379
Published:May 13, 2026
Updated:May 25, 2026
A race condition in Grafana Live allows authenticated users with Viewer role to trigger a server crash by sending concurrent requests that cause a fatal map access error. This results in complete service unavailability requiring restart of the Grafana server.
Affected Packages
https://github.com/grafana/grafana.git (GITHUB):
Affected version(s) >=v12.0.0 <v12.2.8+security-04Fix Suggestion:
Update to version v12.2.8+security-04https://github.com/grafana/grafana.git (GITHUB):
Affected version(s) >=v0.0.0-cloud <v11.6.14+security-04Fix Suggestion:
Update to version v11.6.14+security-04https://github.com/grafana/grafana.git (GITHUB):
Affected version(s) >=v12.3.0 <v12.3.6+security-04Fix Suggestion:
Update to version v12.3.6+security-04https://github.com/grafana/grafana.git (GITHUB):
Affected version(s) =v13.0.0 <v13.0.1+security-01Fix Suggestion:
Update to version v13.0.1+security-01https://github.com/grafana/grafana.git (GITHUB):
Affected version(s) >=v12.4.0 <v12.4.3+security-02Fix Suggestion:
Update to version v12.4.3+security-02github.com/grafana/grafana (GO):
Affected version(s) >=v0.0.0-20251020084502-5c5ecac6eea6 <v0.0.0-20260512043321-4299b9d2685aFix Suggestion:
Update to version v0.0.0-20260512043321-4299b9d2685aRelated Resources (1)
Do you need more information?
Contact UsCVSS v4
Base Score:
7.1
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
EPSS
Base Score:
0.01