labring FastGPT up to 4.14.5 Plugin Installation /FastGPT/api/plugin/xxx redirect

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in labring FastGPT up to 4.14.5. Impacted is an unknown function of the file /FastGPT/api/plugin/xxx of the component Plugin Installation Handler. This manipulation causes redirect. This vulnerability is handled as CVE-2026-26003. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in labring FastGPT up to 4.14.5 and classified as problematic. Affected by this vulnerability is some unknown functionality of the file /FastGPT/api/plugin/xxx of the component Plugin Installation Handler. The manipulation with an unknown input leads to a redirect vulnerability. The CWE definition for the vulnerability is CWE-601. A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks. As an impact it is known to affect integrity. The summary by CVE is:

FastGPT is an AI Agent building platform. From 4.14.0 to 4.14.5, attackers can directly access the plugin system through FastGPT/api/plugin/xxx without authentication, thereby threatening the plugin system. This may cause the plugin system to crash and the loss of plugin installation status, but it will not result in key leakage. For older versions, as there are only operation interfaces for obtaining information, the impact is almost negligible. This vulnerability is fixed in 4.14.5-fix.

The advisory is shared at github.com. This vulnerability is known as CVE-2026-26003 since 02/09/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1204.001 for this issue.

Upgrading to version 4.14.5-fix eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 0beb52a2f3dc4067aab011cc98122d1352823b0c is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

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Version

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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: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Redirect
CWE: CWE-601
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: FastGPT 4.14.5-fix
Patch: 0beb52a2f3dc4067aab011cc98122d1352823b0c

Timelineinfo

02/09/2026 CVE reserved
02/10/2026 +1 days Advisory disclosed
02/10/2026 +0 days VulDB entry created
02/10/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-wcrg-g824-9gfg
Status: Confirmed

CVE: CVE-2026-26003 (🔒)
GCVE (CVE): GCVE-0-2026-26003
GCVE (VulDB): GCVE-100-345361

Entryinfo

Created: 02/10/2026 20:08
Changes: 02/10/2026 20:08 (72)
Complete: 🔍
Cache ID: 216::103

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