CVE-2026-2206: WeKan Administrative Repair fixDuplicateLists.js FixDuplicateBleed access control

Published Feb 8, 2026
·
Updated

A security flaw has been discovered in WeKan up to 8.20. This vulnerability affects unknown code of the file server/methods/fixDuplicateLists.js of the component Administrative Repair Handler. Performing a manipulation results in improper access controls. It is possible to initiate the attack remotely. Upgrading to version 8.21 is able to resolve this issue. The patch is named 4ce181d17249778094f73d21515f7f863f554743. It is advisable to upgrade the affected component.

Affected Software

2 affected components
wekan/wekan<=8.20
Wekan project Wekan<8.21

Event History

Feb 8, 2026
CVE Published
via MITRE·01:09 AM
Data Sourced
via MITRE·01:09 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·02:15 AM
RemedyDescriptionSeverityWeaknessAffected Software
Aug 1, 58399
Event
via NVD·04:20 PM

Frequently Asked Questions

1

What is the severity of CVE-2026-2206?

The severity of CVE-2026-2206 is classified as critical due to access control issues that could allow unauthorized actions.

2

How do I fix CVE-2026-2206?

To fix CVE-2026-2206, upgrade WeKan to version 8.21 or later where the vulnerability has been addressed.

3

What is the impact of CVE-2026-2206 on WeKan users?

CVE-2026-2206 may allow attackers to manipulate the administrative repair functions, leading to unauthorized access and potential data loss.

4

Which versions of WeKan are affected by CVE-2026-2206?

CVE-2026-2206 affects WeKan versions up to and including 8.20.

5

Is there a workaround for CVE-2026-2206 if I cannot upgrade?

There is no recommended workaround for CVE-2026-2206 aside from upgrading to the patched version.

Contact

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