Auth bypass in Kanboard

CVE-2024-36399

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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.004 (26.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 26.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-36399: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-36399?
CVE-2024-36399 is a high-severity vulnerability in Kanboard, classified under Improper Access Control. CVSS score: 8.2/10. Published 2024-06-06.
How severe is CVE-2024-36399?
High severity. CVSS v3 base score is 8.2 out of 10.