4.3
MEDIUM CVSS 3.1
CVE-2026-25531
Kanboard TaskCreationController::duplicateProjects() endpoint does not validate user permissions for target projects
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.

INFO

Published Date :

Feb. 13, 2026, 3:15 p.m.

Last Modified :

Feb. 13, 2026, 3:43 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-25531 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM [email protected]
Solution
Update Kanboard to version 1.2.50 or later to fix authorization issues.
  • Update Kanboard to version 1.2.50.
  • Verify user permissions for task duplication.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-25531.

URL Resource
https://github.com/kanboard/kanboard/commit/df7b7a21ee071f36466d8b38e40d0b0b8b8d394d
https://github.com/kanboard/kanboard/releases/tag/v1.2.50
https://github.com/kanboard/kanboard/security/advisories/GHSA-vrm3-3337-whp9
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-25531 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-25531 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-25531 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-25531 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Feb. 13, 2026

    Action Type Old Value New Value
    Added 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.
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
    Added CWE CWE-862
    Added Reference https://github.com/kanboard/kanboard/commit/df7b7a21ee071f36466d8b38e40d0b0b8b8d394d
    Added Reference https://github.com/kanboard/kanboard/releases/tag/v1.2.50
    Added Reference https://github.com/kanboard/kanboard/security/advisories/GHSA-vrm3-3337-whp9
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 4.3
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact