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CVE-2025-55011— Kanboard Path Traversal in File Write via Task File Upload Api

Quick assessment

Affected
kanboard kanboard
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.

Kanboard是Kanboard开源的一套开源的可视化任务板软件。该软件能够根据业务定制面板。 Kanboard 1.2.47之前版本存在安全漏洞,该漏洞源于API未验证task_id参数且未检查路径遍历,可能导致任意文件写入。

CVSS 6.4 · Medium EPSS 0.35% · P28
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I. Basic Information for CVE-2025-55011

Vulnerability Information

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Vulnerability Title
Kanboard Path Traversal in File Write via Task File Upload Api
Source: CVE Program / CVE List V5
Vulnerability Description
Kanboard is project management software that focuses on the Kanban methodology. Prior to version 1.2.47, the createTaskFile method in the API does not validate whether the task_id parameter is a valid task id, nor does it check for path traversal. As a result, a malicious actor could write a file anywhere on the system the app user controls. The impact is limited due to the filename being hashed and having no extension. This issue has been patched in version 1.2.47.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
Kanboard 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Kanboard是Kanboard开源的一套开源的可视化任务板软件。该软件能够根据业务定制面板。 Kanboard 1.2.47之前版本存在安全漏洞,该漏洞源于API未验证task_id参数且未检查路径遍历,可能导致任意文件写入。
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
kanboard kanboard < 1.2.47 -

II. Public POCs for CVE-2025-55011

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III. Intelligence Information for CVE-2025-55011

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