---
id: CVE-2026-88407
title: >-
  An out-of-bounds read in the node_token_count/relation_token_count component
  of FalkorDB (Redis module) v4.20.1 to v4.20.4 allows attackers to cause a
  Denial of Service (DoS) via a crafted input.
summary: >-
  An out-of-bounds read in the node_token_count/relation_token_count component
  of FalkorDB (Redis module) v4.20.1 to v4.20.4 allows attackers to cause a
  Denial of Service (DoS) via a crafted input.
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-787
published: '2026-09-21'
updated: '2026-09-24'
sourceUpdated: '2026-09-24T21:18:57.363'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-88407'
references:
  - url: 'https://github.com/FalkorDB/FalkorDB/issues/2328'
    label: cve@mitre.org
tags:
  - nvd
  - cve.org
epss: 0.0046
epssPercentile: 0.37174
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-24T20:10:54.235105Z'
ingestedAt: '2026-09-21T21:53:57.422Z'
---

## Overview

An out-of-bounds read in the node_token_count/relation_token_count component of FalkorDB (Redis module) v4.20.1 to v4.20.4 allows attackers to cause a Denial of Service (DoS) via a crafted input.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.