CVE-2026-1962 | THREATINT

Description

A vulnerability has been found in WeKan up to 8.20. The impacted element is an unknown function of the file server/attachmentMigration.js of the component Attachment Migration. The manipulation leads to improper access controls. The attack may be initiated remotely. Upgrading to version 8.21 is sufficient to resolve this issue. The identifier of the patch is 053bf1dfb76ef230db162c64a6ed50ebedf67eee. It is recommended to upgrade the affected component.

PUBLISHED Reserved 2026-02-05 | Published 2026-02-05 | Updated 2026-02-23 | Assigner VulDB

MEDIUM: 5.3CVSS: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

MEDIUM: 6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C

MEDIUM: 6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C

6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:OF/RC:C

Problem types

Improper Access Controls

Incorrect Privilege Assignment

Timeline

2026-02-05:	Advisory disclosed
2026-02-05:	VulDB entry created
2026-02-12:	VulDB entry last update

Credits

MegaManSec (VulDB User) reporter

References

vuldb.com/?id.344484 (VDB-344484 | WeKan Attachment Migration attachmentMigration.js AttachmentMigrationBleed access control) vdb-entry technical-description

vuldb.com/?ctiid.344484 (VDB-344484 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/?submit.742677 (Submit #742677 | Wekan <8.21 Improper access control on migration endpoints (CWE-284)) third-party-advisory

github.com/...ommit/053bf1dfb76ef230db162c64a6ed50ebedf67eee patch

github.com/wekan/wekan/releases/tag/v8.21 patch

github.com/wekan/wekan/ product

cve.org (CVE-2026-1962)

nvd.nist.gov (CVE-2026-1962)

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