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CVE-2026-1962— WeKan Attachment Migration attachmentMigration.js AttachmentMigrationBleed access control

Quick assessment

Affected
n/a WeKan
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WeKan是WeKan开源的一个看板应用程序。 WeKan 8.20及之前版本存在访问控制错误漏洞，该漏洞源于组件Attachment Migration中文件server/attachmentMigration.js的未知函数存在访问控制不当，可能导致远程攻击。

CVSS 6.3 · Medium EPSS 0.36% · P28

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-1962

Vulnerability Information
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Vulnerability Title
WeKan Attachment Migration attachmentMigration.js AttachmentMigrationBleed access control
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
WeKan 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WeKan是WeKan开源的一个看板应用程序。 WeKan 8.20及之前版本存在访问控制错误漏洞，该漏洞源于组件Attachment Migration中文件server/attachmentMigration.js的未知函数存在访问控制不当，可能导致远程攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- WeKan 8.0 -

II. Public POCs for CVE-2026-1962

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III. Intelligence Information for CVE-2026-1962

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Vendor Advisories for CVE-2026-1962 (1)

Same Patch Batch · n/a · 2026-02-05 · 15 CVEs total

CVE-2026-1963 6.3 MEDIUM WeKan Attachment Storage attachments.js MoveStorageBleed access control
CVE-2026-1898 6.3 MEDIUM WeKan LDAP User Sync syncUser.js SyncLDAPBleed access control
CVE-2026-1517 4.7 MEDIUM iomad Company Admin Block sql injection
CVE-2026-1964 4.3 MEDIUM WeKan REST Endpoint boards.js BoardTitleRESTBleed access control
CVE-2026-1897 4.3 MEDIUM WeKan Position-History Tracking positionHistory.js PositionHistoryBleed authorization
CVE-2025-68721 Axigen Mail Server 安全漏洞
CVE-2025-68722 Axigen Mail Server 安全漏洞
CVE-2025-68643 Axigen Mail Server 安全漏洞
CVE-2025-68723 Axigen Mail Server 安全漏洞
CVE-2025-69906 Monstra CMS 安全漏洞
CVE-2025-69619 zipperapp My Text Editor 安全漏洞
CVE-2025-70073 ChestnutCMS 安全漏洞
CVE-2025-70792 Microweber 安全漏洞
CVE-2025-70791 Microweber 安全漏洞

IV. Related Vulnerabilities

Same product: WeKan
Same vendor: n/a
Same weakness: CWE-284

V. Comments for CVE-2026-1962

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