CVE-2024-36399: Kanboard affected by Project Takeover via IDOR in ProjectPermissionController

Severity: medium (CVSS 6.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2024-06-06 · updated 2026-06-17
Weakness: CWE-284

Description

Kanboard is project management software that focuses on the Kanban methodology. The vuln is in app/Controller/ProjectPermissionController.php function addUser(). The users permission to add users to a project only get checked on the URL parameter project_id. If the user is authorized to add users to this project the request gets processed. The users permission for the POST BODY parameter project_id does not get checked again while processing. An attacker with the 'Project Manager' on a single project may take over any other project. The vulnerability is fixed in 1.2.37.

Affected products

kanboard: before 1.2.37 — fixed in 1.2.37

How to fix

Upgrade to a fixed version: kanboard 1.2.37. Check the vendor advisory for mitigations.

References

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