Platform
wordpress
Component
xcloner-backup-and-restore
Opgelost in
4.8.3
CVE-2025-11759 describes a Cross-Site Request Forgery (CSRF) vulnerability discovered in the XCloner WordPress plugin. This flaw allows unauthenticated attackers to manipulate FTP backup configurations, potentially leading to data exfiltration. The vulnerability affects versions from 0.0.0 up to and including 4.8.2, but has been resolved in version 4.8.3.
An attacker exploiting this CSRF vulnerability can trick a site administrator into unknowingly executing malicious actions. Specifically, they can add or modify an FTP backup configuration to point to a server controlled by the attacker. This allows the attacker to initiate backups to their own server, effectively exfiltrating sensitive data stored within the WordPress site's backups. The impact is particularly severe if the backups contain sensitive customer data, database credentials, or other confidential information. This vulnerability highlights the importance of proper nonce validation in WordPress plugins to prevent unauthorized modifications.
CVE-2025-11759 was publicly disclosed on December 5, 2025. There are currently no known public proof-of-concept exploits available. The vulnerability is not listed on the CISA KEV catalog as of this writing. Given the CSRF nature of the vulnerability and the widespread use of WordPress, it's reasonable to assume that opportunistic attackers may attempt to exploit it if a suitable attack vector is identified.
WordPress websites utilizing the XCloner plugin, particularly those with shared hosting environments or those that haven't implemented robust user access controls, are at increased risk. Sites with sensitive data stored in backups are especially vulnerable to data exfiltration.
• wordpress / composer / npm:
grep -r 'Xcloner_Remote_Storage:save()' /var/www/html/wp-content/plugins/xcloner/• wordpress / composer / npm:
wp plugin list --status=all | grep xcloner• wordpress / composer / npm:
wp plugin update xcloner --alldisclosure
Exploit Status
EPSS
0.02% (4% percentiel)
CISA SSVC
CVSS-vector
The primary mitigation for CVE-2025-11759 is to immediately upgrade the XCloner WordPress plugin to version 4.8.3 or later. If upgrading is not immediately feasible due to compatibility issues or breaking changes, consider implementing stricter access controls and user permissions within the WordPress environment. Implement a Web Application Firewall (WAF) with CSRF protection rules to filter out malicious requests. Regularly review and audit plugin configurations to ensure they adhere to security best practices. After upgrading, confirm the fix by attempting to manually trigger a backup configuration change and verifying that the action requires proper authentication.
Update naar versie 4.8.3, of een nieuwere gepatchte versie
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CVE-2025-11759 is a Cross-Site Request Forgery vulnerability in the XCloner WordPress plugin, allowing attackers to manipulate backup configurations.
You are affected if you are using XCloner versions 0.0.0 through 4.8.2. Upgrade to 4.8.3 or later to mitigate the risk.
Upgrade the XCloner plugin to version 4.8.3 or later. Consider WAF rules and stricter access controls as interim measures.
There are currently no confirmed reports of active exploitation, but the vulnerability's nature suggests potential for opportunistic attacks.
Refer to the official XCloner plugin website or WordPress plugin repository for the latest security advisory and update information.
Upload je dependency-bestand en kom direct te weten of deze en andere CVEs jou raken.
Upload je dependency-bestand en kom direct te weten of deze en andere CVEs jou raken.