How exploitable is this vulnerability in real-world deployments?

Exploitability is high wherever an attacker can obtain or abuse an administrator account and the Kanboard server is allowed to download plugins from remote locations. The attack is straightforward once admin access and endpoint knowledge are available.

Does an attacker need administrative access to exploit this issue?

Yes. The vulnerability still requires authenticated administrative privileges; it does not grant access to unauthenticated users, but it undermines the expectation that disabling the installer in configuration prevents plugin installation.

What is the safest general fix pattern for this type of bug?

Apply server-side authorization enforcement for every privileged operation, making sure configuration flags like PLUGIN_INSTALLER are checked by the backend controller or service layer, not just used to toggle UI elements.

Severity:

HIGH RISK

(8.4)

Authorization Bypass (CWE-863) in Kanboard Plugin Installation Leads to RCE

CVE-2026-25924

Published:

Feb 11, 2026

Status:

Analyzed

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

NDV

Recent Vulnerabilities

CWE-77;CWE-78

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in Totolink A7100RU setGameSpeedCfg CGI Handler

Remote Code Execution on the Router

April 6, 2026

CWE-77;CWE-78

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in Totolink A7100RU setFirewallType Handler

Remote Code Execution on Router Firmware

April 6, 2026

Vulnerability Type

Category:

Authorization Bypass

CWE:

CWE-863

Impact:

Remote Code Execution via Unauthorized Plugin Installation

Severity:

HIGH RISK

(8.4)

CVSS Version:

3.1

Vulnerability Type

Category:

Authorization Bypass

CWE:

CWE-863

Impact:

Remote Code Execution via Unauthorized Plugin Installation

Severity:

HIGH RISK

(8.4)

CVSS Version:

3.1

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Ask AI for summary of CodeAnt

Authorization Bypass (CWE-863) in Kanboard Plugin Installation Leads to RCE

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

Recent Vulnerabilities

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in Totolink A7100RU setGameSpeedCfg CGI Handler

HIGH RISK

HIGH

(7.3)

OS Command Injection (CWE-78) in Totolink A7100RU setFirewallType Handler

Vulnerability Type

Vulnerability Type

Vulnerability Type

Catch This CVE While Code Is Being Written

Ship clean & secure code faster

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