CVE-2026-41266 | FlowiseAI Flowise up to 3.0.x :id information disclosure (GHSA-4jpm-cgx2-8h37)

VDB-359207 · CVE-2026-41266 · GHSA-4JPM-CGX2-8H37 FLOWISEAI FLOWISE UP TO 3.0.X :ID INFORMATION DISCLOSURE HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 5.1 $0-$5k 1.92+ Summaryinfo A vulnerability identified as problematic has been detected in FlowiseAI Flowise up to 3.0.x. This affects an unknown part of the file /api/v1/public-chatbotConfig/:id. The manipulation leads to information disclosure. This vulnerability is uniquely identified as CVE-2026-41266. The attack is possible to be carried out remotely. No exploit exists. You should upgrade the affected component. Detailsinfo A vulnerability was found in FlowiseAI Flowise up to 3.0.x. It has been rated as problematic. This issue affects some unknown functionality of the file /api/v1/public-chatbotConfig/:id. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. 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, /api/v1/public-chatbotConfig/:id ep exposes sensitive data including API keys, HTTP authorization headers and internal configuration without any authentication. An attacker with knowledge just of a chatflow UUID can retrieve credentials stored in password type fields and HTTP headers, leading to credential theft and more. This vulnerability is fixed in 3.1.0. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2026-41266 since 04/18/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK. Upgrading to version 3.1.0 eliminates this vulnerability. Productinfo Vendor FlowiseAI Name Flowise Version 3.0 Website Product: https://github.com/FlowiseAI/Flowise/ CPE 2.3info 🔒 CPE 2.2info 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA CVSS-B Score: 🔒 CNA CVSS-BT Score: 🔒 CNA Vector: 🔒 CVSSv3info VulDB Meta Base Score: 5.3 VulDB Meta Temp Score: 5.1 VulDB Base Score: 5.3 VulDB Temp Score: 5.1 VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Information disclosure CWE: CWE-200 / CWE-284 / CWE-266 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock 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 04/23/2026 +0 days VulDB entry last update Sourcesinfo Product: github.com Advisory: GHSA-4jpm-cgx2-8h37 Status: Confirmed CVE: CVE-2026-41266 (🔒) GCVE (CVE): GCVE-0-2026-41266 GCVE (VulDB): GCVE-100-359207 Entryinfo Created: 04/23/2026 23:17 Changes: 04/23/2026 23:17 (68) Complete: 🔍 Cache ID: 99:76C:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸