FlowiseAI Flowise up to 3.0.x Environment Variable NODE_OPTIONS input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability was found in FlowiseAI Flowise up to 3.0.x. It has been rated as problematic. Affected by this vulnerability is an unknown functionality of the component Environment Variable Handler. Performing a manipulation of the argument NODE_OPTIONS results in input validation. This vulnerability is known as CVE-2026-41268. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in FlowiseAI Flowise up to 3.0.x. It has been classified as problematic. This affects an unknown function of the component Environment Variable Handler. The manipulation of the argument NODE_OPTIONS with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.0, Flowise is vulnerable to a critical unauthenticated remote command execution (RCE) vulnerability. It can be exploited via a parameter override bypass using the FILE-STORAGE:: keyword combined with a NODE_OPTIONS environment variable injection. This allows for the execution of arbitrary system commands with root privileges within the containerized Flowise instance, requiring only a single HTTP request and no authentication or knowledge of the instance. This vulnerability is fixed in 3.1.0.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2026-41268 since 04/18/2026. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.

Upgrading to version 3.1.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2026-1145). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Open Source Flowise

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.6

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.7
CNA Vector (GitHub_M): 🔒

CVSSv2info

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

Exploitinginfo

Class: Input validation
CWE: CWE-20
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Flowise 3.1.0

Timelineinfo

04/18/2026 CVE reserved
04/23/2026 +5 days Advisory disclosed
04/23/2026 +0 days VulDB entry created
04/25/2026 +2 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-cvrr-qhgw-2mm6
Status: Confirmed

CVE: CVE-2026-41268 (🔒)
GCVE (CVE): GCVE-0-2026-41268
GCVE (VulDB): GCVE-100-359205
CERT Bund: WID-SEC-2026-1145 - Flowise: Mehrere Schwachstellen

Entryinfo

Created: 04/23/2026 23:15
Updated: 04/25/2026 05:42
Changes: 04/23/2026 23:15 (65), 04/25/2026 05:42 (7)
Complete: 🔍
Cache ID: 216::103

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

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