CVE-2026-22487 Overview
CVE-2026-22487 is a Missing Authorization vulnerability [CWE-862] in the baqend Speed Kit plugin for WordPress. The flaw stems from incorrectly configured access control security levels in the plugin. Authenticated users with low privileges can invoke plugin functionality that should require higher authorization. The issue affects all Speed Kit versions up to and including 2.0.2. Successful exploitation results in limited integrity impact without affecting confidentiality or availability of the host site.
Critical Impact
Authenticated attackers with low-privilege accounts can bypass authorization checks in the baqend Speed Kit plugin and modify data they should not be permitted to alter.
Affected Products
- baqend Speed Kit WordPress plugin versions up to and including 2.0.2
- WordPress sites with the Speed Kit plugin installed and active
- Multisite WordPress environments using the affected plugin
Discovery Timeline
- 2026-01-08 - CVE-2026-22487 published to the National Vulnerability Database
- 2026-04-23 - Last updated in NVD database
Technical Details for CVE-2026-22487
Vulnerability Analysis
The vulnerability is classified as Missing Authorization under [CWE-862]. The Speed Kit plugin exposes one or more actions that fail to verify the calling user has the required capability or role. WordPress plugins typically rely on current_user_can() checks and nonce validation to gate sensitive functions. When these checks are absent or evaluate against an insufficient permission tier, low-privilege authenticated users gain access to administrative functionality.
The attack requires network access to the WordPress site and a valid authenticated session with low privileges. No user interaction is required to trigger the flaw. The impact is limited to integrity, meaning an attacker can modify plugin state or configuration but cannot read protected secrets or disrupt service availability through this issue alone.
Review the Patchstack Vulnerability Report for the affected endpoint details.
Root Cause
The root cause is an access control security level that is set too permissively on a plugin handler. The Speed Kit code path either omits a capability check or uses a permission tier such as read where manage_options is appropriate. This permits any authenticated subscriber-level account to reach the vulnerable handler.
Attack Vector
An attacker authenticates to the target WordPress site using any account, including a self-registered subscriber if open registration is enabled. The attacker then issues a crafted HTTP request to the unprotected plugin endpoint over the network. The handler executes without confirming the caller holds the required role, allowing the attacker to invoke privileged functionality from a low-privilege context.
No verified exploit code is publicly available. Refer to the vendor advisory for endpoint specifics.
Detection Methods for CVE-2026-22487
Indicators of Compromise
- Unexpected requests to Speed Kit plugin endpoints originating from low-privilege user sessions
- Plugin configuration changes that do not correspond to administrator activity in the WordPress audit log
- HTTP POST requests to admin-ajax.php or plugin REST routes from accounts with subscriber or contributor roles
Detection Strategies
- Inspect WordPress access logs for plugin handler invocations by non-administrator user IDs
- Correlate plugin configuration modification events with the originating user role
- Deploy WordPress security plugins that flag unauthorized capability use against Speed Kit routes
Monitoring Recommendations
- Forward WordPress and web server logs to a centralized logging platform for behavioral baselining
- Alert on Speed Kit administrative actions invoked by accounts below the editor role
- Monitor for spikes in authenticated traffic to plugin AJAX or REST endpoints following user registration events
How to Mitigate CVE-2026-22487
Immediate Actions Required
- Update the baqend Speed Kit plugin to a version later than 2.0.2 once a fixed release is published
- Disable the Speed Kit plugin until a patched version is available if the functionality is non-essential
- Disable open user registration on affected WordPress sites to reduce the pool of authenticated attackers
- Audit existing low-privilege accounts and remove unused or suspicious users
Patch Information
The vulnerability affects Speed Kit versions through 2.0.2. Consult the Patchstack Vulnerability Report for the current fixed version and vendor remediation guidance. Apply the vendor-supplied update through the WordPress plugin manager once available.
Workarounds
- Restrict access to the WordPress admin and AJAX endpoints using a web application firewall rule that requires elevated session cookies
- Block requests to Speed Kit plugin routes at the reverse proxy for user roles below editor
- Enforce strong authentication and remove dormant low-privilege accounts to limit exploitation paths
# Configuration example: WP-CLI commands to disable open registration and audit users
wp option update users_can_register 0
wp user list --role=subscriber --fields=ID,user_login,user_registered
wp plugin deactivate baqend
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
