Flowise: CustomTemplate create+update mass-assignment allows cross-workspace template takeover
CVE-2026-46476

7.7HIGH

Key Information:

Vendor

Flowiseai

Status
Flowise
Vendor
CVE Published:
8 June 2026

What is CVE-2026-46476?

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to version 3.1.2, CustomTemplate create and update mass-assignment allows cross-workspace template takeover. This issue has been patched in version 3.1.2.

Affected Version(s)

Flowise < 3.1.2

References

https://github.com/FlowiseAI/Flowise/security/advisories/...
x_refsource_CONFIRM
https://github.com/FlowiseAI/Flowise/releases/tag/flowise...
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CVSS V4

Score:
7.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.