CVE-2026-1896

WeKan Migration Operation comprehensiveBoardMigration.js ComprehensiveBoardMigration MigrationBleed access control

State: Published
Severity: 5.3 Medium
Published: Feb 4, 2026
Updated: Feb 23, 2026
Reserved: Feb 4, 2026

Description

A vulnerability has been found in WeKan up to 8.20. Affected by this vulnerability is the function ComprehensiveBoardMigration of the file server/migrations/comprehensiveBoardMigration.js of the component Migration Operation Handler. The manipulation of the argument boardId leads to improper access controls. The attack is possible to be carried out remotely. Upgrading to version 8.21 addresses this issue. The identifier of the patch is cc35dafef57ef6e44a514a523f9a8d891e74ad8f. Upgrading the affected component is advised.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X	VulDB
3.1	6.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C	VulDB
3.0	6.3 Medium	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C	VulDB
2.0	6.5 Medium	AV:N/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:OF/RC:C	VulDB

Weaknesses

CWE-284 Improper Access Controls
CWE-266 Incorrect Privilege Assignment

Affected Products

Product	Versions
WeKann/a	8.0Affected 8.1Affected 8.2Affected 8.3Affected 8.4Affected 8.5Affected 8.6Affected 8.7Affected 8.8Affected 8.9Affected 8.10Affected 8.11Affected 8.12Affected 8.13Affected 8.14Affected 8.15Affected 8.16Affected 8.17Affected 8.18Affected 8.19Affected 8.20Affected 8.21Not affected

References

VDB-344268 | WeKan Migration Operation comprehensiveBoardMigration.js ComprehensiveBoardMigration MigrationBleed access controlvdb-entrytechnical-description
VDB-344268 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
Submit #742670 | Wekan <8.21 Improper access control on administrative migration methods (CWEthird-party-advisory
https://github.com/wekan/wekan/commit/cc35dafef57ef6e44a514a523f9a8d891e74ad8fpatch
https://github.com/wekan/wekan/releases/tag/v8.21patch
https://github.com/wekan/wekan/product

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