CVE-2025-14003
Unauthorized Data Modification in Image Gallery WordPress Plugin
Publication date: 2025-12-15
Last updated on: 2025-12-15
Assigner: Wordfence
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| wordpress | wordpress | * |
| modula | modula-best-grid-gallery | 2.13.4 |
| modula | modula-best-grid-gallery | 2.13.3 |
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
Can you explain this vulnerability to me?
This vulnerability exists in the Image Gallery – Photo Grid & Video Gallery WordPress plugin (modula-best-grid-gallery) up to version 2.13.3. It is caused by a missing capability check in the function add_images_to_gallery_callback(), which allows authenticated users with Author-level access or higher to add images to Modula galleries owned by other users without proper authorization. The issue was fixed in version 2.13.4 by adding access control checks to verify that the user has permission to edit the gallery and that the gallery ID is valid, preventing unauthorized modification of gallery data. [1]
How can this vulnerability impact me? :
This vulnerability can allow an authenticated attacker with Author-level access or above to add images to galleries owned by other users without permission. This unauthorized modification can lead to unwanted or malicious content being added to galleries, potentially damaging the integrity and trustworthiness of the affected websites. It may also result in content management issues and could be exploited to disrupt normal site operations or user experience. [1]
How can this vulnerability be detected on my network or system? Can you suggest some commands?
You can detect this vulnerability by checking the version of the 'modula-best-grid-gallery' WordPress plugin installed on your system. Versions up to and including 2.13.3 are vulnerable. To check the plugin version, you can use the following WP-CLI command: `wp plugin list --format=json | jq '.[] | select(.name=="modula-best-grid-gallery") | .version'`. Additionally, monitoring for unauthorized modifications to Modula galleries by users with Author-level access or higher could indicate exploitation attempts. There are no specific network commands provided for detection. [1]
What immediate steps should I take to mitigate this vulnerability?
The immediate mitigation step is to update the 'modula-best-grid-gallery' plugin to version 2.13.4 or later, which includes security fixes that add proper capability checks and folder validation to prevent unauthorized gallery modifications. If updating is not immediately possible, restrict Author-level user permissions to prevent unauthorized image additions to galleries and monitor for suspicious activity. Applying the update is the recommended and most effective mitigation. [1]