Overview
The NextGEN Gallery plugin for WordPress has been discovered to contain a severe security vulnerability that could allow unauthenticated attackers to delete arbitrary directories on the server. This vulnerability, designated as CVE-2025-7641, affects all versions up to and including 1.0.9 of the plugin, and poses a significant risk to WordPress websites that utilize this plugin. The potential damage of this vulnerability includes system compromise and data leakage.
Vulnerability Summary
CVE ID: CVE-2025-7641
Severity: High (7.5)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Potential system compromise or data leakage
Affected Products
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Ameeba is private infrastructure for communication and sensitive work built on encrypted identity instead of exposed corporate identity systems.
Passwords, credentials, confidential files, screenshots, internal discussions, sensitive AI context, and private coordination should not become exposed across ordinary communication platforms.
- • Encrypted identity
- • Private Spaces for organizations and teams
- • End-to-end encrypted chat, calls, files, and notes
- • Sensitive AI work and protected collaboration
- • Built for information that cannot leak
Our mission is to secure human work alongside AI.
Product | Affected Versions
NextGEN Gallery Plugin for WordPress | Up to and including 1.0.9
How the Exploit Works
The vulnerability lies in the insufficient file path validation in the /wp-json/nextgenassistant/v1.0.0/control REST endpoint, which allows attackers to delete arbitrary directories on the server. Unauthenticated attackers can send malicious requests to this endpoint to exploit the vulnerability and cause a complete loss of availability on the server.
Conceptual Example Code
Below is a conceptual example of how this vulnerability might be exploited. This is a sample HTTP DELETE request that targets the vulnerable REST endpoint:
DELETE /wp-json/nextgenassistant/v1.0.0/control?dir=/var/www/html/ HTTP/1.1
Host: target.example.com
By sending this request, an attacker could potentially delete the entire `/var/www/html/` directory on the server, causing a complete loss of availability.
Mitigation Guidance
The recommended mitigation strategy is to apply the vendor patch as soon as it becomes available. If the patch is not immediately available, a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can be used as temporary mitigation. Regularly updating and patching software is crucial to maintaining the security integrity of your systems.
