FalkorDB up to 4.20.4 node_token_count/relation_token_count out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.1$0-$5k0.82+

Summaryinfo

A vulnerability marked as critical has been reported in FalkorDB up to 4.20.4. The affected element is an unknown function of the component node_token_count/relation_token_count. The manipulation leads to out-of-bounds. This vulnerability is listed as CVE-2026-88407. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in FalkorDB up to 4.20.4. It has been rated as critical. This issue affects an unknown code of the component node_token_count/relation_token_count. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-88407 since 09/10/2026. The exploitation is known to be easy. The attack may be initiated remotely. Neither technical details nor an exploit are publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.1

VulDB Base Score: 6.3
VulDB Temp Score: 6.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

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: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

09/10/2026 CVE reserved
09/21/2026 +11 days Advisory disclosed
09/21/2026 +0 days VulDB entry created
09/21/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Not defined

CVE: CVE-2026-88407 (🔒)
GCVE (CVE): GCVE-0-2026-88407
GCVE (VulDB): GCVE-100-408293

Entryinfo

Created: 09/21/2026 23:28
Changes: 09/21/2026 23:28 (52)
Complete: 🔍
Cache ID: 216::103

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