Answer in brief
CVE-2026-33375 records a Unknown severity vulnerability in Grafana MSSQL Data Source Plugin: Restriction Bypass Leading to OOM DoS. The current sources do not mark it as known exploited. The current feed maps Grafana/Grafana OSS (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Grafana/Grafana OSS (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Grafana/Grafana OSSgeneric | >=11.6.0 <11.6.14+security-01 || >=12.1.0 <12.1.10+security-01 || >=12.2.0 <12.2.8+security-01 || >=12.3.0 <12.3.6+security-01 || >=12.4.0 <12.4.2 | 11.6.14+security-01, 12.1.10+security-01, 12.2.8+security-01, 12.3.6+security-01, 12.4.2 |
Published upstream
Mar 26, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 11, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 11, 2026
The Grafana MSSQL data source plugin contains a logic flaw that allows a low-privileged user (Viewer) to bypass API restrictions and trigger a catastrophic Out-Of-Memory (OOM) memory exhaustion, crashing the host container.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-33375 records a Unknown severity vulnerability in Grafana MSSQL Data Source Plugin: Restriction Bypass Leading to OOM DoS. The current sources do not mark it as known exploited. The current feed maps Grafana/Grafana OSS (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Grafana/Grafana OSS (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Grafana/Grafana OSSgeneric | >=11.6.0 <11.6.14+security-01 || >=12.1.0 <12.1.10+security-01 || >=12.2.0 <12.2.8+security-01 || >=12.3.0 <12.3.6+security-01 || >=12.4.0 <12.4.2 | 11.6.14+security-01, 12.1.10+security-01, 12.2.8+security-01, 12.3.6+security-01, 12.4.2 |
Published upstream
Mar 26, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 11, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 11, 2026
The Grafana MSSQL data source plugin contains a logic flaw that allows a low-privileged user (Viewer) to bypass API restrictions and trigger a catastrophic Out-Of-Memory (OOM) memory exhaustion, crashing the host container.
Quoted source text, attributed separately from HOL analysis.