Grafana OSS up to 13.0.1+security-00 access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in Grafana OSS and classified as critical. This affects an unknown function. Performing a manipulation results in access control. This vulnerability was named CVE-2026-28374. The attack may be initiated remotely. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Grafana OSS. It has been classified as critical. This affects an unknown part. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Editors could delete any annotation, even those they do not have read access to. The editor user cannot create or read the annotations.

It is possible to read the advisory at grafana.com. This vulnerability is uniquely identified as CVE-2026-28374 since 02/27/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 316412 (Linux Distros Unpatched Vulnerability : CVE-2026-28374), 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 (316412) and CERT Bund (WID-SEC-2026-1546). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

  • Grafana Grafana

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.3
CNA Vector (GRAFANA): 🔒

CVSSv2info

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

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
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: 316412
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-28374

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-2026-28374 (🔒)
GCVE (CVE): GCVE-0-2026-28374
GCVE (VulDB): GCVE-100-363723
CERT Bund: WID-SEC-2026-1546 - Grafana: Mehrere Schwachstellen

Entryinfo

Created: 05/14/2026 05:29
Updated: 05/24/2026 06:25
Changes: 05/14/2026 05:29 (63), 05/16/2026 02:47 (7), 05/24/2026 06:25 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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