Kanban Boards For WordpressWordPress extension · Kanbanwp
CVE-2023-40606
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedImproper Control of Generation of Code ('Code Injection') vulnerability in Kanban for WordPress Kanban Boards for WordPress.This issue affects Kanban Boards for WordPress: from n/a through 2.5.21.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidenceA code injection vulnerability exists in the Kanban Boards for WordPress plugin versions up to 2.5.21, allowing authenticated attackers to inject and execute arbitrary code due to improper control of code generation. The HIGH severity (7.2) suggests this may be exploitable with low privileges and could lead to complete system compromise.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data
Kanban Boards For WordpressWordPress extension
<= 2.5.21CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Confirm the Kanban Boards plugin is installedLog into WordPress admin and navigate to Plugins > Installed Plugins, or inspect the /wp-content/plugins/ directory for a folder containing 'kanban'Affected if The plugin folder exists in the WordPress plugins directory
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Identify the installed plugin versionCheck the plugin header in the main plugin file (typically kanbanwp.php or similar in the kanban plugin folder) for the 'Version' field, or view the version in the WordPress plugin admin listAffected if The reported version number is 2.5.21 or lower
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Verify the plugin is activeCheck the WordPress admin under Plugins > Installed Plugins to see if Kanban Boards for WordPress shows as 'Active'Affected if The plugin status is Active and the version is <= 2.5.21
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Check for code generation featuresExamine the plugin settings or admin interface for any feature that allows generating or creating code files, custom templates, or dynamic PHP code creationAffected if A code generation or dynamic code creation feature is accessible to authenticated users
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Review user role permissionsNavigate to the WordPress user management and check which roles have access to the Kanban plugin functionalityAffected if Users with low-privilege roles (Subscriber, Contributor, or lower) can access the plugin features
You are affected if the Kanban Boards for WordPress plugin is installed, active, and running at version 2.5.21 or lower, with any authenticated user able to access the vulnerable code generation feature.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataUpdate the Kanban Boards for WordPress plugin to the latest patched version beyond 2.5.21 and verify all users have appropriate privilege levels configured.
Fix this in Kanban Boards For Wordpress
Scoped from the published advisory
- Consultation2.0 h
- Implementation3.0 h
- Testing2.0 h
- Review / QA1.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $2,272.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-40606 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2023-40606 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
- No spam, self-promotion, credentials, or personal data