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CVE-2026-100605— Flowise through 3.1.4 Missing Authorization via Chat Message Routes

Quick assessment

Affected
FlowiseAI Flowise
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Flowise 3.1.4 版本中存在缺失的路由级基于角色的访问控制（RBAC）检查，位于聊天消息端点。该漏洞允许低权限的 API 密钥读取和删除聊天历史记录。拥有合法但权限较低的 API 密钥的攻击者可以绕过必需的流程权限，访问用于获取聊天历史、提示（prompts）、模型响应以及删除消息的 GET 和 DELETE 路由。

CVSS 7.1 · High EPSS 0.22% · P11

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProduct Version RangeStatus
FlowiseAI Flowise ≤ 3.1.4 affected
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I. Basic Information for CVE-2026-100605

Vulnerability Information
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Vulnerability Title
Flowise through 3.1.4 Missing Authorization via Chat Message Routes
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
FlowiseAI Flowise 0 ~ 3.1.4 -

II. Public POCs for CVE-2026-100605

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III. Intelligence Information for CVE-2026-100605

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Vendor Advisories for CVE-2026-100605 (2)

Same Patch Batch · FlowiseAI · 2026-09-26 · 6 CVEs total

CVE-2026-100608 8.3 HIGH Flowise through 3.1.4 Authorization Bypass via BullMQ Dashboard
CVE-2026-100607 7.7 HIGH Flowise through 3.1.4 Authentication Bypass via Email-Only SSO
CVE-2026-100606 7.7 HIGH Flowise through 3.1.4 Authentication Bypass via SSO Email Match
CVE-2026-100610 7.5 HIGH Flowise through 3.1.4 Missing Authorization via upsert-history
CVE-2026-100609 6.8 MEDIUM Flowise through 3.1.4 Insecure Direct Object Reference via Credential

IV. Related Vulnerabilities

Same product: Flowise
Same vendor: FlowiseAI
Same weakness: CWE-862

V. Comments for CVE-2026-100605

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