CVE-2025-4580 in File Provider Plugin
Summary
by MITRE • 06/04/2025
The File Provider WordPress plugin through 1.2.3 does not have CSRF check in place when updating its settings, which could allow attackers to make a logged in admin change them via a CSRF attack
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Analysis
by VulDB Data Team • 06/04/2025
The CVE-2025-4580 vulnerability affects the File Provider WordPress plugin version 1.2.3 and earlier, presenting a critical security flaw that undermines the integrity of administrative configurations. This vulnerability stems from the absence of Cross-Site Request Forgery (CSRF) protection mechanisms within the plugin's administrative settings update functionality. The flaw allows malicious actors to exploit authenticated admin sessions and manipulate plugin configurations without proper authorization, creating a significant vector for unauthorized administrative actions.
The technical implementation of this vulnerability resides in the plugin's failure to validate the origin of administrative requests when processing configuration updates. WordPress plugins typically implement CSRF tokens to verify that requests originate from legitimate administrative interfaces rather than maliciously crafted web pages. Without these protective measures, an attacker can construct a malicious webpage that, when visited by an authenticated administrator, automatically submits requests to modify the File Provider plugin settings. This exploitation requires no privileged credentials beyond an existing administrative session, making it particularly dangerous as it leverages the trust relationship between the user and the WordPress administration interface.
The operational impact of this vulnerability extends beyond simple configuration changes, as it provides attackers with potential access to sensitive file handling capabilities. When an administrator updates plugin settings, they may inadvertently expose system vulnerabilities or grant unauthorized access to file management functions. The attack vector typically involves social engineering techniques where administrators are tricked into visiting malicious websites while logged into their WordPress admin panels. This approach can result in persistent backdoors, unauthorized file access, or complete compromise of the plugin's functionality, potentially affecting the broader WordPress installation's security posture.
Security professionals should prioritize immediate remediation of this vulnerability by updating to the latest plugin version or implementing temporary workarounds. The mitigation strategy should include deploying CSRF protection mechanisms such as nonce validation, implementing proper referer checking, and ensuring that all administrative actions require explicit user confirmation. Organizations should also consider implementing additional security layers including web application firewalls, monitoring for unusual administrative activities, and regular security auditing of installed plugins. This vulnerability aligns with CWE-352, which specifically addresses Cross-Site Request Forgery, and maps to ATT&CK technique T1078.004 for valid accounts, as it exploits legitimate administrative sessions to achieve unauthorized access. The affected plugin's lack of proper authentication verification mechanisms creates an attack surface that can be exploited by threat actors to escalate privileges and maintain persistent access to WordPress installations.