dbcve.org
Missing AuthorizationWeakness · CWE-862

CVE-2024-43326

MEDIUM · 5.4 CVSS v3.1 Published 2024-08-19
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
60/100
Remediation priority · Elevated
Remotely reachable Zero-click

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 · unedited
Missing Authorization vulnerability in Jamie Bergen Plugin Notes Plus allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects Plugin Notes Plus: from n/a through 1.2.7.

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 confidence

Missing authorization vulnerability in Plugin Notes Plus allows users to access functionality that is not properly constrained by access control lists (ACLs). This is a broken access control issue where the plugin fails to verify user permissions before allowing access to certain features or data.

MitigationImplement proper authorization checks and ACL constraints to ensure all sensitive functionality verifies user permissions before execution. Review all endpoints and functions to enforce role-based access control.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

CVSS 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
Low
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

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 checks

Work through these to decide whether this CVE applies to you.

  1. Locate Plugin Notes Plus installation
    Check your WordPress plugins directory (wp-content/plugins/) for a folder named 'notes-plus', 'plugin-notes-plus', or similar. Also check the plugins list in WordPress admin under Plugins > Installed Plugins.
    Affected if The plugin is not found in the WordPress installation, this CVE does not apply.
  2. Identify installed version
    Open the main plugin file (usually notes-plus.php or index.php inside the plugin folder) and locate the 'Version' header comment at the top of the file.
    Affected if You cannot determine the version, treat the plugin as potentially affected and investigate further.
  3. Test access to plugin features as low-privilege user
    Create or use a WordPress user with Subscriber or Contributor role (lowest privilege level). Attempt to access and use plugin features such as creating, editing, deleting, or viewing notes that should normally be restricted to higher roles.
    Affected if A low-privilege user can perform actions (create/edit/delete notes, access other users' data) that should require higher permissions, indicating broken access control.
  4. Verify ACL enforcement on plugin endpoints
    Inspect the plugin PHP code for functions handling note operations (create, read, update, delete). Search for capability checks using current_user_can(), check_admin_referer(), or similar authorization functions before executing sensitive operations.
    Affected if Plugin performs note operations (save, delete, export) without verifying user capabilities or session validity.
  5. Check AJAX and admin action nonces
    Search plugin PHP files for AJAX handlers (wp_ajax_*) and admin action handlers. Verify that each handler includes nonce verification (check_ajax_referer() or wp_verify_nonce()) and current_user_can() capability checks.
    Affected if AJAX or admin action handlers lack nonce validation or permission checks before processing requests.

If Plugin Notes Plus is installed and low-privilege users can access or modify notes or data that should be restricted to administrators or higher roles, the environment is affected by this broken access control vulnerability.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

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 data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Implement proper authorization checks and ACL constraints to ensure all sensitive functionality verifies user permissions before execution. Review all endpoints and functions to enforce role-based access control.

Have this fixed Scoped from the published advisory
  • Consultation3.0 h
  • Implementation6.0 h
  • Testing3.0 h
  • Review / QA2.0 h
14.0 hours of engineering $2,490
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2024-43326 in production — separate from our analysis above.

No notes yet

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What this is

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.

What belongs here
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  • Version or environment caveats, and links to real fixes
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