Grafana OSS up to 13.0.1+security-00 race condition

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Grafana OSS. Impacted is an unknown function. The manipulation results in race condition. This vulnerability is known as CVE-2026-28379. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, was found in Grafana OSS. Affected is an unknown function. The manipulation with an unknown input leads to a race condition vulnerability. CWE is classifying the issue as CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. This is going to have an impact on availability. CVE summarizes:

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.

The advisory is shared for download at grafana.com. This vulnerability is traded as CVE-2026-28379 since 02/27/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 316389 (Linux Distros Unpatched Vulnerability : CVE-2026-28379), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 11.6.14+security-04, 12.2.8+security-04, 12.3.6+security-04, 12.4.3+security-02 or 13.0.1+security-01 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (316389) and CERT Bund (WID-SEC-2026-1546). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

  • Grafana Grafana

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (GRAFANA): 🔒

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 316389
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-28379

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: OSS 11.6.14+security-04/12.2.8+security-04/12.3.6+security-04/12.4.3+security-02/13.0.1+security-01

Timelineinfo

02/27/2026 CVE reserved
05/14/2026 +75 days Advisory disclosed
05/14/2026 +0 days VulDB entry created
05/24/2026 +10 days VulDB entry last update

Sourcesinfo

Advisory: grafana.com
Status: Confirmed

CVE: CVE-2026-28379 (🔒)
GCVE (CVE): GCVE-0-2026-28379
GCVE (VulDB): GCVE-100-363720
CERT Bund: WID-SEC-2026-1546 - Grafana: Mehrere Schwachstellen

Entryinfo

Created: 05/14/2026 05:29
Updated: 05/24/2026 14:44
Changes: 05/14/2026 05:29 (62), 05/16/2026 02:47 (7), 05/24/2026 14:44 (2)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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