Auth bypass in Kanboard
CVE-2026-25530
Kanboard is project management software focused on Kanban methodology. Prior to 1.2.50, the getSwimlane API method lacks project-level authorization, allowing authenticated users to access swimlane data from projects they cannot access. This vulnerability is fixed in 1.2.50.
Vulnerability class: IDOR (Insecure Direct Object Reference)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (26.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 26.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.004 · change: +0.001
Affected products
- Kanboard — versions < 1.2.50
Weakness classification (CWE)
References
- github.com/kanboard/kanboard/security/advisories/GHSA-6rxw-vvvj-r93q (Exploit, Mitigation, Vendor Advisory)
- github.com/kanboard/kanboard/commit/c3d8d20e05322b09e036fed7afb57194d624a414 (Patch)
- github.com/kanboard/kanboard/releases/tag/v1.2.50 (Product, Release Notes)
Frequently asked questions
- What is CVE-2026-25530?
- CVE-2026-25530 is a medium-severity vulnerability in Kanboard, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2026-02-10.
- How severe is CVE-2026-25530?
- Medium severity. CVSS v3 base score is 4.3 out of 10.