Wekan up to 9.34 Board Cloning models/import.js cloneBoard sourceBoardId information disclosure

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Wekan up to 9.34. This impacts the function cloneBoard of the file models/import.js of the component Board Cloning. Performing a manipulation of the argument sourceBoardId results in information disclosure. This vulnerability was named CVE-2026-53447. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Wekan up to 9.34. This affects the function cloneBoard of the file models/import.js of the component Board Cloning. The manipulation of the argument sourceBoardId with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

Wekan is open source kanban built with Meteor. Prior to 9.35, the Wekan cloneBoard Meteor method in models/import.js uses caller-supplied sourceBoardId to build a board export through models/exporter.js without invoking canExport() or checking source-board membership. Any authenticated user who knows a private board ID can clone the board into their own account and read its cards, comments, attachments, member information, and activities. This issue is fixed in version 9.35.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2026-53447 since 06/09/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. It demands that the victim is doing some kind of user interaction. 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 9.35 eliminates this vulnerability.

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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
• 9.32
• 9.33
• 9.34

Website

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

CPE 2.3info

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