Description
An issue was discovered in Wekan The Open Source kanban board system up to version 18.15, fixed in 18.16. Uploaded attachments can be served with attacker-controlled Content-Type (text/html), allowing execution of attacker-supplied HTML/JS in the application's origin and enabling session/token theft and CSRF actions.
CVSS Metrics
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
- Attack Vector
- network
- Complexity
- low
- Privileges
- none
- User Action
- required
- Scope
- unchanged
- Confidentiality
- high
- Integrity
- high
- Availability
- none
- Weaknesses
- CWE-79
Metadata
- Primary Vendor
- WEKAN_PROJECT
- Published
- 12/15/2025
- Last Modified
- 12/18/2025
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
wekan_project : wekan
AI-Powered Remediation
Generate remediation guidance or a C-suite brief for this vulnerability.