CVE-2026-40730
Missing Authorization in ThemeGrill Demo Importer Allows Unauthorized Access
Publication date: 2026-04-15
Last updated on: 2026-04-21
Assigner: Patchstack
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| themegrill | themegrill_demo_importer | to 2.0.0.6 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-862 | The product does not perform an authorization check when an actor attempts to access a resource or perform an action. |
Attack-Flow Graph
AI Powered Q&A
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
The provided information does not specify how the Missing Authorization vulnerability in ThemeGrill Demo Importer affects compliance with common standards and regulations such as GDPR or HIPAA.
Can you explain this vulnerability to me?
CVE-2026-40730 is a Broken Access Control vulnerability in the WordPress ThemeGrill Demo Importer Plugin versions up to and including 2.0.0.6.
This issue arises from missing authorization, authentication, or nonce token checks in certain functions, allowing unauthenticated users to perform actions that require higher privileges.
The vulnerability is classified under the OWASP Top 10 category A1: Broken Access Control.
How can this vulnerability impact me? :
This vulnerability allows unauthenticated users to perform actions that normally require higher privileges, potentially leading to unauthorized changes or access within the affected WordPress plugin.
Although the CVSS score is 5.3, indicating a low severity impact, such vulnerabilities are often exploited in mass campaigns targeting many websites indiscriminately.
Exploitation requires no privileges, which emphasizes the importance of timely patching to prevent unauthorized access or actions.
What immediate steps should I take to mitigate this vulnerability?
The immediate step to mitigate this vulnerability is to update the ThemeGrill Demo Importer plugin to version 2.0.0.7 or later, where the issue has been patched.
Since the vulnerability requires no privileges to exploit, timely patching is critical to prevent unauthorized actions.
Additionally, using automated update tools such as those offered by Patchstack can help ensure rapid vulnerability mitigation.
How can this vulnerability be detected on my network or system? Can you suggest some commands?
This vulnerability is a Broken Access Control issue in the ThemeGrill Demo Importer WordPress plugin versions up to 2.0.0.6, caused by missing authorization checks allowing unauthenticated users to perform privileged actions.
Detection typically involves checking the plugin version installed on your WordPress site to see if it is 2.0.0.6 or earlier, as these versions are vulnerable.
You can detect the vulnerable plugin version by running commands to list installed WordPress plugins and their versions, for example:
- Using WP-CLI: wp plugin list --status=active
- Manually checking the plugin's readme or main PHP file in the wp-content/plugins/themegrill-demo-importer directory for the version number.
Additionally, monitoring HTTP requests to the plugin's endpoints for unauthorized access attempts or unusual activity could help identify exploitation attempts, but specific commands or signatures are not provided.
The recommended mitigation is to update the plugin to version 2.0.0.7 or later.