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CVE Vulnerability Details :
CVE-2026-28379
PUBLISHED
More InfoOfficial Page
Assigner-GRAFANA
Assigner Org ID-57da9224-a3e2-4646-9d0e-c4dc2e05e7da
View Known Exploited Vulnerability (KEV) details
Published At-13 May, 2026 | 19:28
Updated At-14 May, 2026 | 18:12
Rejected At-
▼CVE Numbering Authority (CNA)
Viewer-triggered race condition in Grafana Live leads to complete server crash

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 Products
Vendor
Grafana LabsGrafana
Product
Grafana OSS
Platforms
  • OnPrem
Default Status
unaffected
Versions
Affected
  • From 8.2.0 through 11.6.14 (semver)
  • From 11.6.14 before 11.6.14+security-04 (custom)
  • From 12.0.0 through 12.2.8 (semver)
  • From 12.2.8 before 12.2.8+security-04 (custom)
  • From 12.3.0 through 12.3.6 (semver)
  • From 12.3.6 before 12.3.6+security-04 (custom)
  • From 12.4.0 through 12.4.3 (semver)
  • From 12.4.3 before 12.4.3+security-02 (custom)
  • From 13.0.0 through 13.0.1 (semver)
  • From 13.0.1 before 13.0.1+security-01 (custom)
Metrics
VersionBase scoreBase severityVector
3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://grafana.com/security/security-advisories/cve-2026-28379
vendor-advisory
Hyperlink: https://grafana.com/security/security-advisories/cve-2026-28379
Resource:
vendor-advisory
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Problem Types
TypeCWE IDDescription
CWECWE-362CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Type: CWE
CWE ID: CWE-362
Description: CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found