CVE-2026-100605
Flowise through 3.1.4 Missing Authorization via Chat Message Routes
- State
- Published
- Severity
- 7.5 High
- Published
- Sep 26, 2026
- Updated
- Sep 30, 2026
- Reserved
- Sep 26, 2026
Description
Flowise through 3.1.4 contains missing route-level RBAC checks on chat message endpoints that allow low-privileged API keys to read and delete chat history. Attackers with valid but low-privileged API keys can access GET and DELETE chat message routes without required flow permissions to read chat histories, prompts, model responses, and delete messages.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 7.5 High | CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 7.1 High | CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-862 Missing Authorization
Affected Products
| Product | Versions |
|---|---|
FlowiseFlowiseAI |
|
References
- GitHub Security Advisory (GHSA-ppmg-4cx6-95hh)vendor-advisory
- VulnCheck Advisory: Flowise through 3.1.4 Missing Authorization via Chat Message Routesthird-party-advisory
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