Wekan up to 9.31 Custom Fields customFields.js information disclosure

Summaryinfo

A vulnerability described as problematic has been identified in Wekan up to 9.31. This vulnerability affects unknown code of the file server/models/customFields.js of the component Custom Fields Handler. Executing a manipulation can lead to information disclosure. This vulnerability is handled as CVE-2026-52892. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in Wekan up to 9.31 and classified as problematic. This vulnerability affects an unknown code block of the file server/models/customFields.js of the component Custom Fields Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

Wekan is open source kanban built with Meteor. Prior to 9.32, Wekan REST handlers in server/models/customFields.js use read-level Authentication.checkBoardAccess instead of write-level Authentication.checkBoardWriteAccess for mutating custom-field routes. A read-only board member can call POST, PUT, and DELETE handlers for /api/boards/:boardId/custom-fields and custom-field dropdown items to create, update, or delete board custom fields. This issue is fixed in version 9.32.

The advisory is available at github.com. This vulnerability was named CVE-2026-52892 since 06/08/2026. The exploitation appears to be easy. The attack can be initiated remotely. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

Upgrading to version 9.32 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

• Wekan

Version

• 9.0
• 9.1
• 9.2
• 9.3
• 9.4
• 9.5
• 9.6
• 9.7
• 9.8
• 9.9
• 9.10
• 9.11
• 9.12
• 9.13
• 9.14
• 9.15
• 9.16
• 9.17
• 9.18
• 9.19
• 9.20
• 9.21
• 9.22
• 9.23
• 9.24
• 9.25
• 9.26
• 9.27
• 9.28
• 9.29
• 9.30
• 9.31

Website

• Product: https://github.com/wekan/wekan/

CPE 2.3info

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CPE 2.2info

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If you want to get best quality of vulnerability data, you may have to visit VulDB.

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