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  4. CVE 2026 107509 memory exhaustion denial of service in sql
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Back to active CVEs
Medium · CVSS 6.5CVE-2026-107509

Memory exhaustion denial of service in SQL ExpressionsCVE-2026-107509

Answer in brief

CVE-2026-107509 records a Medium severity (CVSS 6.5) vulnerability in Memory exhaustion denial of service in SQL Expressions. The current sources do not mark it as known exploited. The current feed maps Grafana/Grafana Enterprise (generic), 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.

Published Nov 11, 2026Updated Nov 11, 2026Source checked Nov 11, 2026First seen by HOL Nov 11, 2026Material review Nov 11, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 6.5
Exploitation
Not marked as known exploited
Affected software
2 mapped packages or products
Fix availability
Not reported

Why this deserves its current priority

CVSS is 6.5. 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.

Affected scope and exposure questions

The current feed maps Grafana/Grafana Enterprise (generic), Grafana/Grafana OSS (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Grafana/Grafana Enterprisegeneric>=13.1.0 <=13.1.9 || >=13.2.0 <=13.2.5 || >=13.3.0 <=13.3.0Not reported
Grafana/Grafana OSSgeneric>=13.1.0 <=13.1.9 || >=13.2.0 <=13.2.5 || >=13.3.0 <=13.3.0Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Grafana/Grafana Enterprise, Grafana/Grafana OSS.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Nov 11, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Nov 11, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Nov 11, 2026

Sources and claim methodology

  • Source referencegrafana.com
Upstream source description

A user with the Viewer role can make Grafana allocate an unbounded amount of memory, and crash it, with a single SQL Expression query that casts a value to a very large BINARY length (memory allocation with excessive size value).

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Uncontrolled Resource Consumption in Telerik UI for ASP.NET Core Server-side AggregationAlso CWE-400
  • Node.js is vulnerable to an HTTP/2 memory and file-descriptor leak via a protocol error during session shutdownAlso CWE-400

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-789, CWE-1284, CWE-400
Source
CVE List V5
Source checked
Nov 11, 2026
References
1 linked source
Open source record