CVE-2026-40252 | labring FastGPT up to 4.14.10.4 access control (GHSA-gc8m-w37w-24hw)

VDB-356948 · CVE-2026-40252 · GHSA-GC8M-W37W-24HW LABRING FASTGPT UP TO 4.14.10.4 ACCESS CONTROL HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 6.0 $0-$5k 1.68+ Summaryinfo A vulnerability was found in labring FastGPT up to 4.14.10.4 and classified as critical. This impacts an unknown function. Such manipulation leads to access control. This vulnerability is listed as CVE-2026-40252. The attack may be performed from remote. There is no available exploit. It is suggested to upgrade the affected component. Detailsinfo A vulnerability was found in labring FastGPT up to 4.14.10.4. It has been rated as critical. Affected by this issue is an unknown code. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. CVE summarizes: FastGPT is an AI Agent building platform. Prior to 4.14.10.4, Broken Access Control vulnerability (IDOR/BOLA) allows any authenticated team to access and execute applications belonging to other teams by supplying a foreign appId. While the API correctly validates the team token, it does not verify that the requested application belongs to the authenticated team. This leads to cross-tenant data exposure and unauthorized execution of private AI workflows. This vulnerability is fixed in 4.14.10.4. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-40252 since 04/10/2026. The exploitation is known to be easy. The attack may be launched remotely. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068. Upgrading to version 4.14.10.4 eliminates this vulnerability. The upgrade is hosted for download at github.com. Productinfo Vendor labring Name FastGPT Version 4.14.10.0 4.14.10.1 4.14.10.2 4.14.10.3 4.14.10.4 Website Product: https://github.com/labring/FastGPT/ 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: 6.3 VulDB Meta Temp Score: 6.0 VulDB Base Score: 6.3 VulDB Temp Score: 6.0 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: Access control CWE: 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: FastGPT 4.14.10.4 Timelineinfo 04/10/2026 Advisory disclosed 04/10/2026 +0 days CVE reserved 04/10/2026 +0 days VulDB entry created 04/10/2026 +0 days VulDB entry last update Sourcesinfo Product: github.com Advisory: GHSA-gc8m-w37w-24hw Status: Confirmed CVE: CVE-2026-40252 (🔒) GCVE (CVE): GCVE-0-2026-40252 GCVE (VulDB): GCVE-100-356948 Entryinfo Created: 04/10/2026 23:39 Changes: 04/10/2026 23:39 (68) Complete: 🔍 Cache ID: 99:5FB:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸