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OpenAdvisories
Medium · 4.3 CVE-2026-25531 EUVD-2026-6167

Kanboard TaskCreationController::duplicateProjects() endpoint does not validate user permissions for target projects

Published Feb 13, 2026 · Updated Feb 13, 2026 · Assigned by GitHub_M

Description

Kanboard is project management software focused on Kanban methodology. Prior to 1.2.50, The fix for CVE-2023-33968 is incomplete. The TaskCreationController::duplicateProjects() endpoint does not validate user permissions for target projects, allowing authenticated users to duplicate tasks into projects they cannot access. This vulnerability is fixed in 1.2.50.

Affected products

VendorProductAffectedFixed
kanboard kanboard < 1.2.50 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Ubuntu 26.10 python-kanboard No fix yet —
Ubuntu 26.04 LTS python-kanboard No fix yet —
Ubuntu 25.10 python-kanboard No fix yet —
Ubuntu 24.04 LTS kanboard-cli +1 No fix yet —
Ubuntu 22.04 LTS kanboard-cli +1 No fix yet —
Show 2 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 20.04 LTS kanboard-cli +1 No fix yet —
Ubuntu 18.04 LTS kanboard-cli +1 No fix yet —

References