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CVE-2026-41267 - Vulnerability Analysis

HighCVSS: 8.1

Last Updated: April 23, 2026

Flowise Cloud - Broken Access Control

Published: April 23, 2026Updated: April 23, 2026Remote Exploitable

Overview

Flowise Cloud < 3.1.0 contains a JSON injection caused by improper mass assignment in the account registration endpoint, letting unauthenticated attackers manipulate ownership metadata and role mappings, exploit requires no authentication.

Severity & Score

Severity: High

CVSS Score: 8.1

Impact

Unauthenticated attackers can manipulate ownership and role metadata, breaking trust boundaries in multi-tenant environments.

Mitigation

Upgrade to version 3.1.0 or later.

References

https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-48m6-ch88-55mj

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2026-41267
Severity: High
CVSS Score: 8.1
Type: undefined
Status: new

CWE

CWE-639

CVSS Metrics

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H